8385260520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{767881}}^1$

素因数の和:767915

約数の個数: 128

約数和(自身を含む): 30961002240

約数和(自身を除く): 22575741720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 767881, 1535762, 2303643, 3071524, 3839405, 4607286, 5375167, 6143048, 7678810, 9214572, 9982453, 10750334, 11518215, 15357620, 16125501, 18429144, 19964906, 21500668, 23036430, 26875835, 29947359, 30715240, 32251002, 39929812, 43001336, 46072860, 49912265, 53751670, 59894718, 64502004, 69877171, 79859624, 80627505, 92145720, 99824530, 107503340, 119789436, 129004008, 139754342, 149736795, 161255010, 199649060, 209631513, 215006680, 239578872, 279508684, 299473590, 322510020, 349385855, 399298120, 419263026, 559017368, 598947180, 645020040, 698771710, 838526052, 1048157565, 1197894360, 1397543420, 1677052104, 2096315130, 2795086840, 4192630260, 8385260520]

約数ペア:

[(1, 8385260520), (2, 4192630260), (3, 2795086840), (4, 2096315130), (5, 1677052104), (6, 1397543420), (7, 1197894360), (8, 1048157565), (10, 838526052), (12, 698771710), (13, 645020040), (14, 598947180), (15, 559017368), (20, 419263026), (21, 399298120), (24, 349385855), (26, 322510020), (28, 299473590), (30, 279508684), (35, 239578872), (39, 215006680), (40, 209631513), (42, 199649060), (52, 161255010), (56, 149736795), (60, 139754342), (65, 129004008), (70, 119789436), (78, 107503340), (84, 99824530), (91, 92145720), (104, 80627505), (105, 79859624), (120, 69877171), (130, 64502004), (140, 59894718), (156, 53751670), (168, 49912265), (182, 46072860), (195, 43001336), (210, 39929812), (260, 32251002), (273, 30715240), (280, 29947359), (312, 26875835), (364, 23036430), (390, 21500668), (420, 19964906), (455, 18429144), (520, 16125501), (546, 15357620), (728, 11518215), (780, 10750334), (840, 9982453), (910, 9214572), (1092, 7678810), (1365, 6143048), (1560, 5375167), (1820, 4607286), (2184, 3839405), (2730, 3071524), (3640, 2303643), (5460, 1535762), (10920, 767881)]