8537220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1103}}^1$

素因数の和:1161

約数の個数: 72

約数和(自身を含む): 26522496

約数和(自身を除く): 17985276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1103, 1290, 1548, 1935, 2206, 2580, 3309, 3870, 4412, 5515, 6618, 7740, 9927, 11030, 13236, 16545, 19854, 22060, 33090, 39708, 47429, 49635, 66180, 94858, 99270, 142287, 189716, 198540, 237145, 284574, 426861, 474290, 569148, 711435, 853722, 948580, 1422870, 1707444, 2134305, 2845740, 4268610, 8537220]

約数ペア:

[(1, 8537220), (2, 4268610), (3, 2845740), (4, 2134305), (5, 1707444), (6, 1422870), (9, 948580), (10, 853722), (12, 711435), (15, 569148), (18, 474290), (20, 426861), (30, 284574), (36, 237145), (43, 198540), (45, 189716), (60, 142287), (86, 99270), (90, 94858), (129, 66180), (172, 49635), (180, 47429), (215, 39708), (258, 33090), (387, 22060), (430, 19854), (516, 16545), (645, 13236), (774, 11030), (860, 9927), (1103, 7740), (1290, 6618), (1548, 5515), (1935, 4412), (2206, 3870), (2580, 3309)]