165640440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6361}}^1$

素因数の和:6413

約数の個数: 128

約数和(自身を含む): 586321920

約数和(自身を除く): 420681480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6361, 6510, 8680, 12722, 13020, 19083, 25444, 26040, 31805, 38166, 44527, 50888, 63610, 76332, 89054, 95415, 127220, 133581, 152664, 178108, 190830, 197191, 222635, 254440, 267162, 356216, 381660, 394382, 445270, 534324, 591573, 667905, 763320, 788764, 890540, 985955, 1068648, 1183146, 1335810, 1380337, 1577528, 1781080, 1971910, 2366292, 2671620, 2760674, 2957865, 3943820, 4141011, 4732584, 5343240, 5521348, 5915730, 6901685, 7887640, 8282022, 11042696, 11831460, 13803370, 16564044, 20705055, 23662920, 27606740, 33128088, 41410110, 55213480, 82820220, 165640440]

約数ペア:

[(1, 165640440), (2, 82820220), (3, 55213480), (4, 41410110), (5, 33128088), (6, 27606740), (7, 23662920), (8, 20705055), (10, 16564044), (12, 13803370), (14, 11831460), (15, 11042696), (20, 8282022), (21, 7887640), (24, 6901685), (28, 5915730), (30, 5521348), (31, 5343240), (35, 4732584), (40, 4141011), (42, 3943820), (56, 2957865), (60, 2760674), (62, 2671620), (70, 2366292), (84, 1971910), (93, 1781080), (105, 1577528), (120, 1380337), (124, 1335810), (140, 1183146), (155, 1068648), (168, 985955), (186, 890540), (210, 788764), (217, 763320), (248, 667905), (280, 591573), (310, 534324), (372, 445270), (420, 394382), (434, 381660), (465, 356216), (620, 267162), (651, 254440), (744, 222635), (840, 197191), (868, 190830), (930, 178108), (1085, 152664), (1240, 133581), (1302, 127220), (1736, 95415), (1860, 89054), (2170, 76332), (2604, 63610), (3255, 50888), (3720, 44527), (4340, 38166), (5208, 31805), (6361, 26040), (6510, 25444), (8680, 19083), (12722, 13020)]