308079240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11831}}^1$

素因数の和:11883

約数の個数: 128

約数和(自身を含む): 1090437120

約数和(自身を除く): 782357880

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, 6510, 8680, 11831, 13020, 23662, 26040, 35493, 47324, 59155, 70986, 82817, 94648, 118310, 141972, 165634, 177465, 236620, 248451, 283944, 331268, 354930, 366761, 414085, 473240, 496902, 662536, 709860, 733522, 828170, 993804, 1100283, 1242255, 1419720, 1467044, 1656340, 1833805, 1987608, 2200566, 2484510, 2567327, 2934088, 3312680, 3667610, 4401132, 4969020, 5134654, 5501415, 7335220, 7701981, 8802264, 9938040, 10269308, 11002830, 12836635, 14670440, 15403962, 20538616, 22005660, 25673270, 30807924, 38509905, 44011320, 51346540, 61615848, 77019810, 102693080, 154039620, 308079240]

約数ペア:

[(1, 308079240), (2, 154039620), (3, 102693080), (4, 77019810), (5, 61615848), (6, 51346540), (7, 44011320), (8, 38509905), (10, 30807924), (12, 25673270), (14, 22005660), (15, 20538616), (20, 15403962), (21, 14670440), (24, 12836635), (28, 11002830), (30, 10269308), (31, 9938040), (35, 8802264), (40, 7701981), (42, 7335220), (56, 5501415), (60, 5134654), (62, 4969020), (70, 4401132), (84, 3667610), (93, 3312680), (105, 2934088), (120, 2567327), (124, 2484510), (140, 2200566), (155, 1987608), (168, 1833805), (186, 1656340), (210, 1467044), (217, 1419720), (248, 1242255), (280, 1100283), (310, 993804), (372, 828170), (420, 733522), (434, 709860), (465, 662536), (620, 496902), (651, 473240), (744, 414085), (840, 366761), (868, 354930), (930, 331268), (1085, 283944), (1240, 248451), (1302, 236620), (1736, 177465), (1860, 165634), (2170, 141972), (2604, 118310), (3255, 94648), (3720, 82817), (4340, 70986), (5208, 59155), (6510, 47324), (8680, 35493), (11831, 26040), (13020, 23662)]