Q: What is the sum of all factors of the number 147,456 excluding 147,456?

A: 278,515

Why is 278,515 the sum of all factors of 147,456, excluding 147,456?

The factors of the number 147,456 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2048, 2304, 3072, 4096, 4608, 6144, 8192, 9216, 12288, 16384, 18432, 24576, 36864, 49152, 73728, 147456.

If you add them up, you will get the total of 147,734. Now subtract 147,456 to get 278,515