Q: What is the sum of all factors of the number 142,380 excluding 142,380?

A: 355,572

Why is 355,572 the sum of all factors of 142,380, excluding 142,380?

The factors of the number 142,380 are: 1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 113, 126, 140, 180, 210, 226, 252, 315, 339, 420, 452, 565, 630, 678, 791, 1017, 1130, 1260, 1356, 1582, 1695, 2034, 2260, 2373, 3164, 3390, 3955, 4068, 4746, 5085, 6780, 7119, 7910, 9492, 10170, 11865, 14238, 15820, 20340, 23730, 28476, 35595, 47460, 71190, 142380.

If you add them up, you will get the total of 142,735. Now subtract 142,380 to get 355,572