Q: What is the sum of all factors of the number 31,275,240 excluding 31,275,240?

 A: 68,076,120

Why is 68,076,120 the sum of all factors of 31,275,240, excluding 31,275,240?

The factors of the number 31,275,240 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 15331, 30662, 45993, 61324, 76655, 91986, 122648, 153310, 183972, 229965, 260627, 306620, 367944, 459930, 521254, 613240, 781881, 919860, 1042508, 1303135, 1563762, 1839720, 2085016, 2606270, 3127524, 3909405, 5212540, 6255048, 7818810, 10425080, 15637620, 31275240.

If you add them up, you will get the total of 31,275,308. Now subtract 31,275,240 to get 68,076,120


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