Q: What is the sum of all factors of the number 243,333,020 excluding 243,333,020?

A: 351,097,180

Why is 351,097,180 the sum of all factors of 243,333,020, excluding 243,333,020?

The factors of the number 243,333,020 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 248299, 496598, 993196, 1241495, 1738093, 2482990, 3476186, 4965980, 6952372, 8690465, 12166651, 17380930, 24333302, 34761860, 48666604, 60833255, 121666510, 243333020.

If you add them up, you will get the total of 243,333,371. Now subtract 243,333,020 to get 351,097,180