Q: What is the sum of all factors of the number 127,440 excluding 127,440?

A: 318,960

Why is 318,960 the sum of all factors of 127,440, excluding 127,440?

The factors of the number 127,440 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 59, 60, 72, 80, 90, 108, 118, 120, 135, 144, 177, 180, 216, 236, 240, 270, 295, 354, 360, 432, 472, 531, 540, 590, 708, 720, 885, 944, 1062, 1080, 1180, 1416, 1593, 1770, 2124, 2160, 2360, 2655, 2832, 3186, 3540, 4248, 4720, 5310, 6372, 7080, 7965, 8496, 10620, 12744, 14160, 15930, 21240, 25488, 31860, 42480, 63720, 127440.

If you add them up, you will get the total of 127,758. Now subtract 127,440 to get 318,960