31719240

素因数分解:

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

素因数の和:372

約数の個数: 192

約数和(自身を含む): 121080960

約数和(自身を除く): 89361720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 56, 60, 63, 70, 72, 82, 84, 90, 105, 120, 123, 126, 140, 164, 168, 180, 205, 210, 246, 252, 280, 287, 307, 315, 328, 360, 369, 410, 420, 492, 504, 574, 614, 615, 630, 738, 820, 840, 861, 921, 984, 1148, 1228, 1230, 1260, 1435, 1476, 1535, 1640, 1722, 1842, 1845, 2149, 2296, 2456, 2460, 2520, 2583, 2763, 2870, 2952, 3070, 3444, 3684, 3690, 4298, 4305, 4605, 4920, 5166, 5526, 5740, 6140, 6447, 6888, 7368, 7380, 8596, 8610, 9210, 10332, 10745, 11052, 11480, 12280, 12587, 12894, 12915, 13815, 14760, 17192, 17220, 18420, 19341, 20664, 21490, 22104, 25174, 25788, 25830, 27630, 32235, 34440, 36840, 37761, 38682, 42980, 50348, 51576, 51660, 55260, 62935, 64470, 75522, 77364, 85960, 88109, 96705, 100696, 103320, 110520, 113283, 125870, 128940, 151044, 154728, 176218, 188805, 193410, 226566, 251740, 257880, 264327, 302088, 352436, 377610, 386820, 440545, 453132, 503480, 528654, 566415, 704872, 755220, 773640, 792981, 881090, 906264, 1057308, 1132830, 1321635, 1510440, 1585962, 1762180, 2114616, 2265660, 2643270, 3171924, 3524360, 3964905, 4531320, 5286540, 6343848, 7929810, 10573080, 15859620, 31719240]

約数ペア:

[(1, 31719240), (2, 15859620), (3, 10573080), (4, 7929810), (5, 6343848), (6, 5286540), (7, 4531320), (8, 3964905), (9, 3524360), (10, 3171924), (12, 2643270), (14, 2265660), (15, 2114616), (18, 1762180), (20, 1585962), (21, 1510440), (24, 1321635), (28, 1132830), (30, 1057308), (35, 906264), (36, 881090), (40, 792981), (41, 773640), (42, 755220), (45, 704872), (56, 566415), (60, 528654), (63, 503480), (70, 453132), (72, 440545), (82, 386820), (84, 377610), (90, 352436), (105, 302088), (120, 264327), (123, 257880), (126, 251740), (140, 226566), (164, 193410), (168, 188805), (180, 176218), (205, 154728), (210, 151044), (246, 128940), (252, 125870), (280, 113283), (287, 110520), (307, 103320), (315, 100696), (328, 96705), (360, 88109), (369, 85960), (410, 77364), (420, 75522), (492, 64470), (504, 62935), (574, 55260), (614, 51660), (615, 51576), (630, 50348), (738, 42980), (820, 38682), (840, 37761), (861, 36840), (921, 34440), (984, 32235), (1148, 27630), (1228, 25830), (1230, 25788), (1260, 25174), (1435, 22104), (1476, 21490), (1535, 20664), (1640, 19341), (1722, 18420), (1842, 17220), (1845, 17192), (2149, 14760), (2296, 13815), (2456, 12915), (2460, 12894), (2520, 12587), (2583, 12280), (2763, 11480), (2870, 11052), (2952, 10745), (3070, 10332), (3444, 9210), (3684, 8610), (3690, 8596), (4298, 7380), (4305, 7368), (4605, 6888), (4920, 6447), (5166, 6140), (5526, 5740)]