320264880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4463}}^1$

素因数の和:4515

約数の個数: 160

約数和(自身を含む): 1115928576

約数和(自身を除く): 795663696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 104, 115, 120, 130, 138, 156, 184, 195, 208, 230, 240, 260, 276, 299, 312, 345, 368, 390, 460, 520, 552, 598, 624, 690, 780, 897, 920, 1040, 1104, 1196, 1380, 1495, 1560, 1794, 1840, 2392, 2760, 2990, 3120, 3588, 4463, 4485, 4784, 5520, 5980, 7176, 8926, 8970, 11960, 13389, 14352, 17852, 17940, 22315, 23920, 26778, 35704, 35880, 44630, 53556, 58019, 66945, 71408, 71760, 89260, 102649, 107112, 116038, 133890, 174057, 178520, 205298, 214224, 232076, 267780, 290095, 307947, 348114, 357040, 410596, 464152, 513245, 535560, 580190, 615894, 696228, 821192, 870285, 928304, 1026490, 1071120, 1160380, 1231788, 1334437, 1392456, 1539735, 1642384, 1740570, 2052980, 2320760, 2463576, 2668874, 2784912, 3079470, 3481140, 4003311, 4105960, 4641520, 4927152, 5337748, 6158940, 6672185, 6962280, 8006622, 8211920, 10675496, 12317880, 13344370, 13924560, 16013244, 20016555, 21350992, 24635760, 26688740, 32026488, 40033110, 53377480, 64052976, 80066220, 106754960, 160132440, 320264880]

約数ペア:

[(1, 320264880), (2, 160132440), (3, 106754960), (4, 80066220), (5, 64052976), (6, 53377480), (8, 40033110), (10, 32026488), (12, 26688740), (13, 24635760), (15, 21350992), (16, 20016555), (20, 16013244), (23, 13924560), (24, 13344370), (26, 12317880), (30, 10675496), (39, 8211920), (40, 8006622), (46, 6962280), (48, 6672185), (52, 6158940), (60, 5337748), (65, 4927152), (69, 4641520), (78, 4105960), (80, 4003311), (92, 3481140), (104, 3079470), (115, 2784912), (120, 2668874), (130, 2463576), (138, 2320760), (156, 2052980), (184, 1740570), (195, 1642384), (208, 1539735), (230, 1392456), (240, 1334437), (260, 1231788), (276, 1160380), (299, 1071120), (312, 1026490), (345, 928304), (368, 870285), (390, 821192), (460, 696228), (520, 615894), (552, 580190), (598, 535560), (624, 513245), (690, 464152), (780, 410596), (897, 357040), (920, 348114), (1040, 307947), (1104, 290095), (1196, 267780), (1380, 232076), (1495, 214224), (1560, 205298), (1794, 178520), (1840, 174057), (2392, 133890), (2760, 116038), (2990, 107112), (3120, 102649), (3588, 89260), (4463, 71760), (4485, 71408), (4784, 66945), (5520, 58019), (5980, 53556), (7176, 44630), (8926, 35880), (8970, 35704), (11960, 26778), (13389, 23920), (14352, 22315), (17852, 17940)]