85080720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4993}}^1$

素因数の和:5080

約数の個数: 80

約数和(自身を含む): 267518592

約数和(自身を除く): 182437872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 4993, 5680, 8520, 9986, 14979, 17040, 19972, 24965, 29958, 39944, 49930, 59916, 74895, 79888, 99860, 119832, 149790, 199720, 239664, 299580, 354503, 399440, 599160, 709006, 1063509, 1198320, 1418012, 1772515, 2127018, 2836024, 3545030, 4254036, 5317545, 5672048, 7090060, 8508072, 10635090, 14180120, 17016144, 21270180, 28360240, 42540360, 85080720]

約数ペア:

[(1, 85080720), (2, 42540360), (3, 28360240), (4, 21270180), (5, 17016144), (6, 14180120), (8, 10635090), (10, 8508072), (12, 7090060), (15, 5672048), (16, 5317545), (20, 4254036), (24, 3545030), (30, 2836024), (40, 2127018), (48, 1772515), (60, 1418012), (71, 1198320), (80, 1063509), (120, 709006), (142, 599160), (213, 399440), (240, 354503), (284, 299580), (355, 239664), (426, 199720), (568, 149790), (710, 119832), (852, 99860), (1065, 79888), (1136, 74895), (1420, 59916), (1704, 49930), (2130, 39944), (2840, 29958), (3408, 24965), (4260, 19972), (4993, 17040), (5680, 14979), (8520, 9986)]