135431280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2381}}^1$

素因数の和:2479

約数の個数: 120

約数和(自身を含む): 460774080

約数和(自身を除く): 325342800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2381, 2844, 3160, 3555, 3792, 4740, 4762, 5688, 6320, 7110, 7143, 9480, 9524, 11376, 11905, 14220, 14286, 18960, 19048, 21429, 23810, 28440, 28572, 35715, 38096, 42858, 47620, 56880, 57144, 71430, 85716, 95240, 107145, 114288, 142860, 171432, 188099, 190480, 214290, 285720, 342864, 376198, 428580, 564297, 571440, 752396, 857160, 940495, 1128594, 1504792, 1692891, 1714320, 1880990, 2257188, 2821485, 3009584, 3385782, 3761980, 4514376, 5642970, 6771564, 7523960, 8464455, 9028752, 11285940, 13543128, 15047920, 16928910, 22571880, 27086256, 33857820, 45143760, 67715640, 135431280]

約数ペア:

[(1, 135431280), (2, 67715640), (3, 45143760), (4, 33857820), (5, 27086256), (6, 22571880), (8, 16928910), (9, 15047920), (10, 13543128), (12, 11285940), (15, 9028752), (16, 8464455), (18, 7523960), (20, 6771564), (24, 5642970), (30, 4514376), (36, 3761980), (40, 3385782), (45, 3009584), (48, 2821485), (60, 2257188), (72, 1880990), (79, 1714320), (80, 1692891), (90, 1504792), (120, 1128594), (144, 940495), (158, 857160), (180, 752396), (237, 571440), (240, 564297), (316, 428580), (360, 376198), (395, 342864), (474, 285720), (632, 214290), (711, 190480), (720, 188099), (790, 171432), (948, 142860), (1185, 114288), (1264, 107145), (1422, 95240), (1580, 85716), (1896, 71430), (2370, 57144), (2381, 56880), (2844, 47620), (3160, 42858), (3555, 38096), (3792, 35715), (4740, 28572), (4762, 28440), (5688, 23810), (6320, 21429), (7110, 19048), (7143, 18960), (9480, 14286), (9524, 14220), (11376, 11905)]