90165840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8737}}^1$

素因数の和:8796

約数の個数: 80

約数和(自身を含む): 286047168

約数和(自身を除く): 195881328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 8737, 10320, 17474, 26211, 34948, 43685, 52422, 69896, 87370, 104844, 131055, 139792, 174740, 209688, 262110, 349480, 375691, 419376, 524220, 698960, 751382, 1048440, 1127073, 1502764, 1878455, 2096880, 2254146, 3005528, 3756910, 4508292, 5635365, 6011056, 7513820, 9016584, 11270730, 15027640, 18033168, 22541460, 30055280, 45082920, 90165840]

約数ペア:

[(1, 90165840), (2, 45082920), (3, 30055280), (4, 22541460), (5, 18033168), (6, 15027640), (8, 11270730), (10, 9016584), (12, 7513820), (15, 6011056), (16, 5635365), (20, 4508292), (24, 3756910), (30, 3005528), (40, 2254146), (43, 2096880), (48, 1878455), (60, 1502764), (80, 1127073), (86, 1048440), (120, 751382), (129, 698960), (172, 524220), (215, 419376), (240, 375691), (258, 349480), (344, 262110), (430, 209688), (516, 174740), (645, 139792), (688, 131055), (860, 104844), (1032, 87370), (1290, 69896), (1720, 52422), (2064, 43685), (2580, 34948), (3440, 26211), (5160, 17474), (8737, 10320)]