Q: What is the sum of all factors of the number 140,428,320 excluding 140,428,320?

 A: 313,933,728

Why is 313,933,728 the sum of all factors of 140,428,320, excluding 140,428,320?

The factors of the number 140,428,320 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 74, 80, 96, 111, 120, 148, 160, 185, 222, 240, 296, 370, 444, 480, 555, 592, 740, 888, 1110, 1184, 1480, 1776, 2220, 2960, 3552, 4440, 5920, 7907, 8880, 15814, 17760, 23721, 31628, 39535, 47442, 63256, 79070, 94884, 118605, 126512, 158140, 189768, 237210, 253024, 292559, 316280, 379536, 474420, 585118, 632560, 759072, 877677, 948840, 1170236, 1265120, 1462795, 1755354, 1897680, 2340472, 2925590, 3510708, 3795360, 4388385, 4680944, 5851180, 7021416, 8776770, 9361888, 11702360, 14042832, 17553540, 23404720, 28085664, 35107080, 46809440, 70214160, 140428320.

If you add them up, you will get the total of 140,428,633. Now subtract 140,428,320 to get 313,933,728


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