Q: What is the sum of all factors of the number 142,155,320 excluding 142,155,320?

A: 178,572,280

Why is 178,572,280 the sum of all factors of 142,155,320, excluding 142,155,320?

The factors of the number 142,155,320 are: 1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1895, 3032, 3790, 7580, 9377, 15160, 18754, 37508, 46885, 75016, 93770, 187540, 375080, 3553883, 7107766, 14215532, 17769415, 28431064, 35538830, 71077660, 142155320.

If you add them up, you will get the total of 142,155,498. Now subtract 142,155,320 to get 178,572,280