90619920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2927}}^1$

素因数の和:2989

約数の個数: 120

約数和(自身を含む): 311515776

約数和(自身を除く): 220895856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 2927, 3096, 3440, 3870, 5160, 5854, 6192, 7740, 8781, 10320, 11708, 14635, 15480, 17562, 23416, 26343, 29270, 30960, 35124, 43905, 46832, 52686, 58540, 70248, 87810, 105372, 117080, 125861, 131715, 140496, 175620, 210744, 234160, 251722, 263430, 351240, 377583, 421488, 503444, 526860, 629305, 702480, 755166, 1006888, 1053720, 1132749, 1258610, 1510332, 1887915, 2013776, 2107440, 2265498, 2517220, 3020664, 3775830, 4530996, 5034440, 5663745, 6041328, 7551660, 9061992, 10068880, 11327490, 15103320, 18123984, 22654980, 30206640, 45309960, 90619920]

約数ペア:

[(1, 90619920), (2, 45309960), (3, 30206640), (4, 22654980), (5, 18123984), (6, 15103320), (8, 11327490), (9, 10068880), (10, 9061992), (12, 7551660), (15, 6041328), (16, 5663745), (18, 5034440), (20, 4530996), (24, 3775830), (30, 3020664), (36, 2517220), (40, 2265498), (43, 2107440), (45, 2013776), (48, 1887915), (60, 1510332), (72, 1258610), (80, 1132749), (86, 1053720), (90, 1006888), (120, 755166), (129, 702480), (144, 629305), (172, 526860), (180, 503444), (215, 421488), (240, 377583), (258, 351240), (344, 263430), (360, 251722), (387, 234160), (430, 210744), (516, 175620), (645, 140496), (688, 131715), (720, 125861), (774, 117080), (860, 105372), (1032, 87810), (1290, 70248), (1548, 58540), (1720, 52686), (1935, 46832), (2064, 43905), (2580, 35124), (2927, 30960), (3096, 29270), (3440, 26343), (3870, 23416), (5160, 17562), (5854, 15480), (6192, 14635), (7740, 11708), (8781, 10320)]