15141140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 37820160

約数和(自身を除く): 22679020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 79, 140, 148, 158, 185, 259, 316, 370, 395, 518, 553, 740, 790, 1036, 1106, 1295, 1369, 1580, 2212, 2590, 2738, 2765, 2923, 5180, 5476, 5530, 5846, 6845, 9583, 11060, 11692, 13690, 14615, 19166, 20461, 27380, 29230, 38332, 40922, 47915, 58460, 81844, 95830, 102305, 108151, 191660, 204610, 216302, 409220, 432604, 540755, 757057, 1081510, 1514114, 2163020, 3028228, 3785285, 7570570, 15141140]

約数ペア:

[(1, 15141140), (2, 7570570), (4, 3785285), (5, 3028228), (7, 2163020), (10, 1514114), (14, 1081510), (20, 757057), (28, 540755), (35, 432604), (37, 409220), (70, 216302), (74, 204610), (79, 191660), (140, 108151), (148, 102305), (158, 95830), (185, 81844), (259, 58460), (316, 47915), (370, 40922), (395, 38332), (518, 29230), (553, 27380), (740, 20461), (790, 19166), (1036, 14615), (1106, 13690), (1295, 11692), (1369, 11060), (1580, 9583), (2212, 6845), (2590, 5846), (2738, 5530), (2765, 5476), (2923, 5180)]