Q: What is the sum of all factors of the number 120,312,330 excluding 120,312,330?

A: 169,041,270

Why is 169,041,270 the sum of all factors of 120,312,330, excluding 120,312,330?

The factors of the number 120,312,330 are: 1, 2, 3, 5, 6, 10, 15, 30, 509, 1018, 1527, 2545, 3054, 5090, 7635, 7879, 15270, 15758, 23637, 39395, 47274, 78790, 118185, 236370, 4010411, 8020822, 12031233, 20052055, 24062466, 40104110, 60156165, 120312330.

If you add them up, you will get the total of 120,312,499. Now subtract 120,312,330 to get 169,041,270