Q: What is the sum of all factors of the number 240,404,310 excluding 240,404,310?

A: 421,418,826

Why is 421,418,826 the sum of all factors of 240,404,310, excluding 240,404,310?

The factors of the number 240,404,310 are: 1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 157127, 314254, 471381, 785635, 942762, 1414143, 1571270, 2356905, 2671159, 2828286, 4713810, 5342318, 7070715, 8013477, 13355795, 14141430, 16026954, 24040431, 26711590, 40067385, 48080862, 80134770, 120202155, 240404310.

If you add them up, you will get the total of 240,404,731. Now subtract 240,404,310 to get 421,418,826