30891888

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{1663}}^1$

素因数の和:1723

約数の個数: 80

約数和(自身を含む): 90787840

約数和(自身を除く): 59895952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 86, 108, 129, 144, 172, 216, 258, 344, 387, 432, 516, 688, 774, 1032, 1161, 1548, 1663, 2064, 2322, 3096, 3326, 4644, 4989, 6192, 6652, 9288, 9978, 13304, 14967, 18576, 19956, 26608, 29934, 39912, 44901, 59868, 71509, 79824, 89802, 119736, 143018, 179604, 214527, 239472, 286036, 359208, 429054, 572072, 643581, 718416, 858108, 1144144, 1287162, 1716216, 1930743, 2574324, 3432432, 3861486, 5148648, 7722972, 10297296, 15445944, 30891888]

約数ペア:

[(1, 30891888), (2, 15445944), (3, 10297296), (4, 7722972), (6, 5148648), (8, 3861486), (9, 3432432), (12, 2574324), (16, 1930743), (18, 1716216), (24, 1287162), (27, 1144144), (36, 858108), (43, 718416), (48, 643581), (54, 572072), (72, 429054), (86, 359208), (108, 286036), (129, 239472), (144, 214527), (172, 179604), (216, 143018), (258, 119736), (344, 89802), (387, 79824), (432, 71509), (516, 59868), (688, 44901), (774, 39912), (1032, 29934), (1161, 26608), (1548, 19956), (1663, 18576), (2064, 14967), (2322, 13304), (3096, 9978), (3326, 9288), (4644, 6652), (4989, 6192)]