Q: What is the sum of all factors of the number 131,215,440 excluding 131,215,440?

A: 275,553,168

Why is 275,553,168 the sum of all factors of 131,215,440, excluding 131,215,440?

The factors of the number 131,215,440 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 546731, 1093462, 1640193, 2186924, 2733655, 3280386, 4373848, 5467310, 6560772, 8200965, 8747696, 10934620, 13121544, 16401930, 21869240, 26243088, 32803860, 43738480, 65607720, 131215440.

If you add them up, you will get the total of 131,215,715. Now subtract 131,215,440 to get 275,553,168