331365720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3491}}^1$

素因数の和:3625

約数の個数: 128

約数和(自身を含む): 1146493440

約数和(自身を除く): 815127720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 113, 120, 140, 168, 210, 226, 280, 339, 420, 452, 565, 678, 791, 840, 904, 1130, 1356, 1582, 1695, 2260, 2373, 2712, 3164, 3390, 3491, 3955, 4520, 4746, 6328, 6780, 6982, 7910, 9492, 10473, 11865, 13560, 13964, 15820, 17455, 18984, 20946, 23730, 24437, 27928, 31640, 34910, 41892, 47460, 48874, 52365, 69820, 73311, 83784, 94920, 97748, 104730, 122185, 139640, 146622, 195496, 209460, 244370, 293244, 366555, 394483, 418920, 488740, 586488, 733110, 788966, 977480, 1183449, 1466220, 1577932, 1972415, 2366898, 2761381, 2932440, 3155864, 3944830, 4733796, 5522762, 5917245, 7889660, 8284143, 9467592, 11045524, 11834490, 13806905, 15779320, 16568286, 22091048, 23668980, 27613810, 33136572, 41420715, 47337960, 55227620, 66273144, 82841430, 110455240, 165682860, 331365720]

約数ペア:

[(1, 331365720), (2, 165682860), (3, 110455240), (4, 82841430), (5, 66273144), (6, 55227620), (7, 47337960), (8, 41420715), (10, 33136572), (12, 27613810), (14, 23668980), (15, 22091048), (20, 16568286), (21, 15779320), (24, 13806905), (28, 11834490), (30, 11045524), (35, 9467592), (40, 8284143), (42, 7889660), (56, 5917245), (60, 5522762), (70, 4733796), (84, 3944830), (105, 3155864), (113, 2932440), (120, 2761381), (140, 2366898), (168, 1972415), (210, 1577932), (226, 1466220), (280, 1183449), (339, 977480), (420, 788966), (452, 733110), (565, 586488), (678, 488740), (791, 418920), (840, 394483), (904, 366555), (1130, 293244), (1356, 244370), (1582, 209460), (1695, 195496), (2260, 146622), (2373, 139640), (2712, 122185), (3164, 104730), (3390, 97748), (3491, 94920), (3955, 83784), (4520, 73311), (4746, 69820), (6328, 52365), (6780, 48874), (6982, 47460), (7910, 41892), (9492, 34910), (10473, 31640), (11865, 27928), (13560, 24437), (13964, 23730), (15820, 20946), (17455, 18984)]