660514920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:540

約数の個数: 256

約数和(自身を含む): 2286144000

約数和(自身を除く): 1625629080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 41, 46, 52, 60, 65, 69, 78, 82, 92, 104, 115, 120, 123, 130, 138, 156, 164, 184, 195, 205, 230, 246, 260, 276, 299, 312, 328, 345, 390, 410, 449, 460, 492, 520, 533, 552, 598, 615, 690, 780, 820, 897, 898, 920, 943, 984, 1066, 1196, 1230, 1347, 1380, 1495, 1560, 1599, 1640, 1794, 1796, 1886, 2132, 2245, 2392, 2460, 2665, 2694, 2760, 2829, 2990, 3198, 3588, 3592, 3772, 4264, 4485, 4490, 4715, 4920, 5330, 5388, 5658, 5837, 5980, 6396, 6735, 7176, 7544, 7995, 8970, 8980, 9430, 10327, 10660, 10776, 11316, 11674, 11960, 12259, 12792, 13470, 14145, 15990, 17511, 17940, 17960, 18409, 18860, 20654, 21320, 22632, 23348, 24518, 26940, 28290, 29185, 30981, 31980, 35022, 35880, 36777, 36818, 37720, 41308, 46696, 49036, 51635, 53880, 55227, 56580, 58370, 61295, 61962, 63960, 70044, 73554, 73636, 82616, 87555, 92045, 98072, 103270, 110454, 113160, 116740, 122590, 123924, 134251, 140088, 147108, 147272, 154905, 175110, 183885, 184090, 206540, 220908, 233480, 239317, 245180, 247848, 268502, 276135, 294216, 309810, 350220, 367770, 368180, 402753, 413080, 423407, 441816, 478634, 490360, 537004, 552270, 619620, 671255, 700440, 717951, 735540, 736360, 805506, 846814, 957268, 1074008, 1104540, 1196585, 1239240, 1270221, 1342510, 1435902, 1471080, 1611012, 1693628, 1914536, 2013765, 2117035, 2209080, 2393170, 2540442, 2685020, 2871804, 3222024, 3387256, 3589755, 4027530, 4234070, 4786340, 5080884, 5370040, 5504291, 5743608, 6351105, 7179510, 8055060, 8468140, 9572680, 10161768, 11008582, 12702210, 14359020, 16110120, 16512873, 16936280, 22017164, 25404420, 27521455, 28718040, 33025746, 44034328, 50808840, 55042910, 66051492, 82564365, 110085820, 132102984, 165128730, 220171640, 330257460, 660514920]

約数ペア:

[(1, 660514920), (2, 330257460), (3, 220171640), (4, 165128730), (5, 132102984), (6, 110085820), (8, 82564365), (10, 66051492), (12, 55042910), (13, 50808840), (15, 44034328), (20, 33025746), (23, 28718040), (24, 27521455), (26, 25404420), (30, 22017164), (39, 16936280), (40, 16512873), (41, 16110120), (46, 14359020), (52, 12702210), (60, 11008582), (65, 10161768), (69, 9572680), (78, 8468140), (82, 8055060), (92, 7179510), (104, 6351105), (115, 5743608), (120, 5504291), (123, 5370040), (130, 5080884), (138, 4786340), (156, 4234070), (164, 4027530), (184, 3589755), (195, 3387256), (205, 3222024), (230, 2871804), (246, 2685020), (260, 2540442), (276, 2393170), (299, 2209080), (312, 2117035), (328, 2013765), (345, 1914536), (390, 1693628), (410, 1611012), (449, 1471080), (460, 1435902), (492, 1342510), (520, 1270221), (533, 1239240), (552, 1196585), (598, 1104540), (615, 1074008), (690, 957268), (780, 846814), (820, 805506), (897, 736360), (898, 735540), (920, 717951), (943, 700440), (984, 671255), (1066, 619620), (1196, 552270), (1230, 537004), (1347, 490360), (1380, 478634), (1495, 441816), (1560, 423407), (1599, 413080), (1640, 402753), (1794, 368180), (1796, 367770), (1886, 350220), (2132, 309810), (2245, 294216), (2392, 276135), (2460, 268502), (2665, 247848), (2694, 245180), (2760, 239317), (2829, 233480), (2990, 220908), (3198, 206540), (3588, 184090), (3592, 183885), (3772, 175110), (4264, 154905), (4485, 147272), (4490, 147108), (4715, 140088), (4920, 134251), (5330, 123924), (5388, 122590), (5658, 116740), (5837, 113160), (5980, 110454), (6396, 103270), (6735, 98072), (7176, 92045), (7544, 87555), (7995, 82616), (8970, 73636), (8980, 73554), (9430, 70044), (10327, 63960), (10660, 61962), (10776, 61295), (11316, 58370), (11674, 56580), (11960, 55227), (12259, 53880), (12792, 51635), (13470, 49036), (14145, 46696), (15990, 41308), (17511, 37720), (17940, 36818), (17960, 36777), (18409, 35880), (18860, 35022), (20654, 31980), (21320, 30981), (22632, 29185), (23348, 28290), (24518, 26940)]