Q: What are the factor combinations of the number 260,365?

 A:
Positive:   1 x 2603655 x 520737 x 3719535 x 743943 x 6055173 x 1505215 x 1211301 x 865
Negative: -1 x -260365-5 x -52073-7 x -37195-35 x -7439-43 x -6055-173 x -1505-215 x -1211-301 x -865


How do I find the factor combinations of the number 260,365?

Unfortunately, there's not simple formula to identifying all of the factors of a number and it can be a tedious process when trying to identify the divisors of larger numbers. To find the factor combinations of the number 260,365, it is easier to work with a table - it's called factoring from the outside in.

Outside in Factoring

We start by creating a table and writing 1 on the left side and then the number we're trying to find the factors for on the right side in a table. Then, below that, write the numbers as a negative as well.

1 260,365
-1 -260,365

Why are the negative numbers included?

When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 260,365.

Example:
1 x 260,365 = 260,365
and
-1 x -260,365 = 260,365
Notice both answers equal 260,365

With that explanation out of the way, let's continue. Next, we take the number 260,365 and divide it by 2:

260,365 ÷ 2 = 130,182.5

If the quotient is a whole number, then 2 and 130,182.5 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.

Here is what our table should look like at this step:

1 260,365
-1 -260,365

Now, we try dividing 260,365 by 3:

260,365 ÷ 3 = 86,788.3333

If the quotient is a whole number, then 3 and 86,788.3333 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.

Here is what our table should look like at this step:

1 260,365
-1 -260,365

Let's try dividing by 4:

260,365 ÷ 4 = 65,091.25

If the quotient is a whole number, then 4 and 65,091.25 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.

Here is what our table should look like at this step:

1 260,365
-1 260,365
Keep dividing by the next highest number until you cannot divide anymore.

If you did it right, you will end up with this table:

15735431732153018651,2111,5056,0557,43937,19552,073260,365
-1-5-7-35-43-173-215-301-865-1,211-1,505-6,055-7,439-37,195-52,073-260,365

More Examples

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