Q: What is the sum of all factors of the number 72,810,780 excluding 72,810,780?

A: 160,185,060

Why is 160,185,060 the sum of all factors of 72,810,780, excluding 72,810,780?

The factors of the number 72,810,780 are: 1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 173359, 346718, 520077, 693436, 866795, 1040154, 1213513, 1733590, 2080308, 2427026, 2600385, 3467180, 3640539, 4854052, 5200770, 6067565, 7281078, 10401540, 12135130, 14562156, 18202695, 24270260, 36405390, 72810780.

If you add them up, you will get the total of 72,810,940. Now subtract 72,810,780 to get 160,185,060