15859620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 56504448

約数和(自身を除く): 40644828

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 164, 180, 205, 210, 246, 252, 287, 307, 315, 369, 410, 420, 492, 574, 614, 615, 630, 738, 820, 861, 921, 1148, 1228, 1230, 1260, 1435, 1476, 1535, 1722, 1842, 1845, 2149, 2460, 2583, 2763, 2870, 3070, 3444, 3684, 3690, 4298, 4305, 4605, 5166, 5526, 5740, 6140, 6447, 7380, 8596, 8610, 9210, 10332, 10745, 11052, 12587, 12894, 12915, 13815, 17220, 18420, 19341, 21490, 25174, 25788, 25830, 27630, 32235, 37761, 38682, 42980, 50348, 51660, 55260, 62935, 64470, 75522, 77364, 88109, 96705, 113283, 125870, 128940, 151044, 176218, 188805, 193410, 226566, 251740, 264327, 352436, 377610, 386820, 440545, 453132, 528654, 566415, 755220, 792981, 881090, 1057308, 1132830, 1321635, 1585962, 1762180, 2265660, 2643270, 3171924, 3964905, 5286540, 7929810, 15859620]

約数ペア:

[(1, 15859620), (2, 7929810), (3, 5286540), (4, 3964905), (5, 3171924), (6, 2643270), (7, 2265660), (9, 1762180), (10, 1585962), (12, 1321635), (14, 1132830), (15, 1057308), (18, 881090), (20, 792981), (21, 755220), (28, 566415), (30, 528654), (35, 453132), (36, 440545), (41, 386820), (42, 377610), (45, 352436), (60, 264327), (63, 251740), (70, 226566), (82, 193410), (84, 188805), (90, 176218), (105, 151044), (123, 128940), (126, 125870), (140, 113283), (164, 96705), (180, 88109), (205, 77364), (210, 75522), (246, 64470), (252, 62935), (287, 55260), (307, 51660), (315, 50348), (369, 42980), (410, 38682), (420, 37761), (492, 32235), (574, 27630), (614, 25830), (615, 25788), (630, 25174), (738, 21490), (820, 19341), (861, 18420), (921, 17220), (1148, 13815), (1228, 12915), (1230, 12894), (1260, 12587), (1435, 11052), (1476, 10745), (1535, 10332), (1722, 9210), (1842, 8610), (1845, 8596), (2149, 7380), (2460, 6447), (2583, 6140), (2763, 5740), (2870, 5526), (3070, 5166), (3444, 4605), (3684, 4305), (3690, 4298)]