Q: What is the sum of all factors of the number 301,140 excluding 301,140?

A: 747,180

Why is 747,180 the sum of all factors of 301,140, excluding 301,140?

The factors of the number 301,140 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, 126, 140, 180, 210, 239, 252, 315, 420, 478, 630, 717, 956, 1195, 1260, 1434, 1673, 2151, 2390, 2868, 3346, 3585, 4302, 4780, 5019, 6692, 7170, 8365, 8604, 10038, 10755, 14340, 15057, 16730, 20076, 21510, 25095, 30114, 33460, 43020, 50190, 60228, 75285, 100380, 150570, 301140.

If you add them up, you will get the total of 301,887. Now subtract 301,140 to get 747,180