258990120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1080

約数の個数: 192

約数和(自身を含む): 907545600

約数和(自身を除く): 648555480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 31, 36, 40, 45, 46, 60, 62, 69, 72, 90, 92, 93, 115, 120, 124, 138, 155, 180, 184, 186, 207, 230, 248, 276, 279, 310, 345, 360, 372, 414, 460, 465, 552, 558, 620, 690, 713, 744, 828, 920, 930, 1009, 1035, 1116, 1240, 1380, 1395, 1426, 1656, 1860, 2018, 2070, 2139, 2232, 2760, 2790, 2852, 3027, 3565, 3720, 4036, 4140, 4278, 5045, 5580, 5704, 6054, 6417, 7130, 8072, 8280, 8556, 9081, 10090, 10695, 11160, 12108, 12834, 14260, 15135, 17112, 18162, 20180, 21390, 23207, 24216, 25668, 28520, 30270, 31279, 32085, 36324, 40360, 42780, 45405, 46414, 51336, 60540, 62558, 64170, 69621, 72648, 85560, 90810, 92828, 93837, 116035, 121080, 125116, 128340, 139242, 156395, 181620, 185656, 187674, 208863, 232070, 250232, 256680, 278484, 281511, 312790, 348105, 363240, 375348, 417726, 464140, 469185, 556968, 563022, 625580, 696210, 719417, 750696, 835452, 928280, 938370, 1044315, 1126044, 1251160, 1392420, 1407555, 1438834, 1670904, 1876740, 2088630, 2158251, 2252088, 2784840, 2815110, 2877668, 3597085, 3753480, 4177260, 4316502, 5630220, 5755336, 6474753, 7194170, 8354520, 8633004, 10791255, 11260440, 12949506, 14388340, 17266008, 21582510, 25899012, 28776680, 32373765, 43165020, 51798024, 64747530, 86330040, 129495060, 258990120]

約数ペア:

[(1, 258990120), (2, 129495060), (3, 86330040), (4, 64747530), (5, 51798024), (6, 43165020), (8, 32373765), (9, 28776680), (10, 25899012), (12, 21582510), (15, 17266008), (18, 14388340), (20, 12949506), (23, 11260440), (24, 10791255), (30, 8633004), (31, 8354520), (36, 7194170), (40, 6474753), (45, 5755336), (46, 5630220), (60, 4316502), (62, 4177260), (69, 3753480), (72, 3597085), (90, 2877668), (92, 2815110), (93, 2784840), (115, 2252088), (120, 2158251), (124, 2088630), (138, 1876740), (155, 1670904), (180, 1438834), (184, 1407555), (186, 1392420), (207, 1251160), (230, 1126044), (248, 1044315), (276, 938370), (279, 928280), (310, 835452), (345, 750696), (360, 719417), (372, 696210), (414, 625580), (460, 563022), (465, 556968), (552, 469185), (558, 464140), (620, 417726), (690, 375348), (713, 363240), (744, 348105), (828, 312790), (920, 281511), (930, 278484), (1009, 256680), (1035, 250232), (1116, 232070), (1240, 208863), (1380, 187674), (1395, 185656), (1426, 181620), (1656, 156395), (1860, 139242), (2018, 128340), (2070, 125116), (2139, 121080), (2232, 116035), (2760, 93837), (2790, 92828), (2852, 90810), (3027, 85560), (3565, 72648), (3720, 69621), (4036, 64170), (4140, 62558), (4278, 60540), (5045, 51336), (5580, 46414), (5704, 45405), (6054, 42780), (6417, 40360), (7130, 36324), (8072, 32085), (8280, 31279), (8556, 30270), (9081, 28520), (10090, 25668), (10695, 24216), (11160, 23207), (12108, 21390), (12834, 20180), (14260, 18162), (15135, 17112)]