149284720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^2$

素因数の和:207

約数の個数: 120

約数和(自身を含む): 395037216

約数和(自身を除く): 245752496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 79, 80, 92, 104, 115, 130, 158, 184, 208, 230, 260, 299, 316, 368, 395, 460, 520, 598, 632, 790, 920, 1027, 1040, 1196, 1264, 1495, 1580, 1817, 1840, 2054, 2392, 2990, 3160, 3634, 4108, 4784, 5135, 5980, 6241, 6320, 7268, 8216, 9085, 10270, 11960, 12482, 14536, 16432, 18170, 20540, 23621, 23920, 24964, 29072, 31205, 36340, 41080, 47242, 49928, 62410, 72680, 81133, 82160, 94484, 99856, 118105, 124820, 143543, 145360, 162266, 188968, 236210, 249640, 287086, 324532, 377936, 405665, 472420, 499280, 574172, 649064, 717715, 811330, 944840, 1148344, 1298128, 1435430, 1622660, 1866059, 1889680, 2296688, 2870860, 3245320, 3732118, 5741720, 6490640, 7464236, 9330295, 11483440, 14928472, 18660590, 29856944, 37321180, 74642360, 149284720]

約数ペア:

[(1, 149284720), (2, 74642360), (4, 37321180), (5, 29856944), (8, 18660590), (10, 14928472), (13, 11483440), (16, 9330295), (20, 7464236), (23, 6490640), (26, 5741720), (40, 3732118), (46, 3245320), (52, 2870860), (65, 2296688), (79, 1889680), (80, 1866059), (92, 1622660), (104, 1435430), (115, 1298128), (130, 1148344), (158, 944840), (184, 811330), (208, 717715), (230, 649064), (260, 574172), (299, 499280), (316, 472420), (368, 405665), (395, 377936), (460, 324532), (520, 287086), (598, 249640), (632, 236210), (790, 188968), (920, 162266), (1027, 145360), (1040, 143543), (1196, 124820), (1264, 118105), (1495, 99856), (1580, 94484), (1817, 82160), (1840, 81133), (2054, 72680), (2392, 62410), (2990, 49928), (3160, 47242), (3634, 41080), (4108, 36340), (4784, 31205), (5135, 29072), (5980, 24964), (6241, 23920), (6320, 23621), (7268, 20540), (8216, 18170), (9085, 16432), (10270, 14536), (11960, 12482)]