121214960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1321}}^1$

素因数の和:1402

約数の個数: 80

約数和(自身を含む): 299004672

約数和(自身を除く): 177789712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 1147, 1240, 1321, 1480, 2294, 2480, 2642, 2960, 4588, 5284, 5735, 6605, 9176, 10568, 11470, 13210, 18352, 21136, 22940, 26420, 40951, 45880, 48877, 52840, 81902, 91760, 97754, 105680, 163804, 195508, 204755, 244385, 327608, 391016, 409510, 488770, 655216, 782032, 819020, 977540, 1515187, 1638040, 1955080, 3030374, 3276080, 3910160, 6060748, 7575935, 12121496, 15151870, 24242992, 30303740, 60607480, 121214960]

約数ペア:

[(1, 121214960), (2, 60607480), (4, 30303740), (5, 24242992), (8, 15151870), (10, 12121496), (16, 7575935), (20, 6060748), (31, 3910160), (37, 3276080), (40, 3030374), (62, 1955080), (74, 1638040), (80, 1515187), (124, 977540), (148, 819020), (155, 782032), (185, 655216), (248, 488770), (296, 409510), (310, 391016), (370, 327608), (496, 244385), (592, 204755), (620, 195508), (740, 163804), (1147, 105680), (1240, 97754), (1321, 91760), (1480, 81902), (2294, 52840), (2480, 48877), (2642, 45880), (2960, 40951), (4588, 26420), (5284, 22940), (5735, 21136), (6605, 18352), (9176, 13210), (10568, 11470)]