256260300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 769450752

約数和(自身を除く): 513190452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 71, 75, 100, 106, 142, 150, 159, 212, 213, 227, 265, 284, 300, 318, 355, 426, 454, 530, 636, 681, 710, 795, 852, 908, 1060, 1065, 1135, 1325, 1362, 1420, 1590, 1775, 2130, 2270, 2650, 2724, 3180, 3405, 3550, 3763, 3975, 4260, 4540, 5300, 5325, 5675, 6810, 7100, 7526, 7950, 10650, 11289, 11350, 12031, 13620, 15052, 15900, 16117, 17025, 18815, 21300, 22578, 22700, 24062, 32234, 34050, 36093, 37630, 45156, 48124, 48351, 56445, 60155, 64468, 68100, 72186, 75260, 80585, 94075, 96702, 112890, 120310, 144372, 161170, 180465, 188150, 193404, 225780, 240620, 241755, 282225, 300775, 322340, 360930, 376300, 402925, 483510, 564450, 601550, 721860, 805850, 854201, 902325, 967020, 1128900, 1203100, 1208775, 1611700, 1708402, 1804650, 2417550, 2562603, 3416804, 3609300, 4271005, 4835100, 5125206, 8542010, 10250412, 12813015, 17084020, 21355025, 25626030, 42710050, 51252060, 64065075, 85420100, 128130150, 256260300]

約数ペア:

[(1, 256260300), (2, 128130150), (3, 85420100), (4, 64065075), (5, 51252060), (6, 42710050), (10, 25626030), (12, 21355025), (15, 17084020), (20, 12813015), (25, 10250412), (30, 8542010), (50, 5125206), (53, 4835100), (60, 4271005), (71, 3609300), (75, 3416804), (100, 2562603), (106, 2417550), (142, 1804650), (150, 1708402), (159, 1611700), (212, 1208775), (213, 1203100), (227, 1128900), (265, 967020), (284, 902325), (300, 854201), (318, 805850), (355, 721860), (426, 601550), (454, 564450), (530, 483510), (636, 402925), (681, 376300), (710, 360930), (795, 322340), (852, 300775), (908, 282225), (1060, 241755), (1065, 240620), (1135, 225780), (1325, 193404), (1362, 188150), (1420, 180465), (1590, 161170), (1775, 144372), (2130, 120310), (2270, 112890), (2650, 96702), (2724, 94075), (3180, 80585), (3405, 75260), (3550, 72186), (3763, 68100), (3975, 64468), (4260, 60155), (4540, 56445), (5300, 48351), (5325, 48124), (5675, 45156), (6810, 37630), (7100, 36093), (7526, 34050), (7950, 32234), (10650, 24062), (11289, 22700), (11350, 22578), (12031, 21300), (13620, 18815), (15052, 17025), (15900, 16117)]