30038220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1531}}^1$

素因数の和:1655

約数の個数: 72

約数和(自身を含む): 92011920

約数和(自身を除く): 61973700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1531, 1635, 1962, 2180, 3062, 3270, 3924, 4593, 4905, 6124, 6540, 7655, 9186, 9810, 13779, 15310, 18372, 19620, 22965, 27558, 30620, 45930, 55116, 68895, 91860, 137790, 166879, 275580, 333758, 500637, 667516, 834395, 1001274, 1501911, 1668790, 2002548, 2503185, 3003822, 3337580, 5006370, 6007644, 7509555, 10012740, 15019110, 30038220]

約数ペア:

[(1, 30038220), (2, 15019110), (3, 10012740), (4, 7509555), (5, 6007644), (6, 5006370), (9, 3337580), (10, 3003822), (12, 2503185), (15, 2002548), (18, 1668790), (20, 1501911), (30, 1001274), (36, 834395), (45, 667516), (60, 500637), (90, 333758), (109, 275580), (180, 166879), (218, 137790), (327, 91860), (436, 68895), (545, 55116), (654, 45930), (981, 30620), (1090, 27558), (1308, 22965), (1531, 19620), (1635, 18372), (1962, 15310), (2180, 13779), (3062, 9810), (3270, 9186), (3924, 7655), (4593, 6540), (4905, 6124)]