315776520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20399}}^1$

素因数の和:20459

約数の個数: 96

約数和(自身を含む): 1050192000

約数和(自身を除く): 734415480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480, 20399, 40798, 61197, 81596, 101995, 122394, 163192, 183591, 203990, 244788, 305985, 367182, 407980, 489576, 611970, 734364, 815960, 877157, 917955, 1223940, 1468728, 1754314, 1835910, 2447880, 2631471, 3508628, 3671820, 4385785, 5262942, 7017256, 7343640, 7894413, 8771570, 10525884, 13157355, 15788826, 17543140, 21051768, 26314710, 31577652, 35086280, 39472065, 52629420, 63155304, 78944130, 105258840, 157888260, 315776520]

約数ペア:

[(1, 315776520), (2, 157888260), (3, 105258840), (4, 78944130), (5, 63155304), (6, 52629420), (8, 39472065), (9, 35086280), (10, 31577652), (12, 26314710), (15, 21051768), (18, 17543140), (20, 15788826), (24, 13157355), (30, 10525884), (36, 8771570), (40, 7894413), (43, 7343640), (45, 7017256), (60, 5262942), (72, 4385785), (86, 3671820), (90, 3508628), (120, 2631471), (129, 2447880), (172, 1835910), (180, 1754314), (215, 1468728), (258, 1223940), (344, 917955), (360, 877157), (387, 815960), (430, 734364), (516, 611970), (645, 489576), (774, 407980), (860, 367182), (1032, 305985), (1290, 244788), (1548, 203990), (1720, 183591), (1935, 163192), (2580, 122394), (3096, 101995), (3870, 81596), (5160, 61197), (7740, 40798), (15480, 20399)]