20162700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:584

約数の個数: 108

約数和(自身を含む): 64792728

約数和(自身を除く): 44630028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 43, 45, 50, 60, 75, 86, 90, 100, 129, 150, 172, 180, 215, 225, 258, 300, 387, 430, 450, 516, 521, 645, 774, 860, 900, 1042, 1075, 1290, 1548, 1563, 1935, 2084, 2150, 2580, 2605, 3126, 3225, 3870, 4300, 4689, 5210, 6252, 6450, 7740, 7815, 9378, 9675, 10420, 12900, 13025, 15630, 18756, 19350, 22403, 23445, 26050, 31260, 38700, 39075, 44806, 46890, 52100, 67209, 78150, 89612, 93780, 112015, 117225, 134418, 156300, 201627, 224030, 234450, 268836, 336045, 403254, 448060, 468900, 560075, 672090, 806508, 1008135, 1120150, 1344180, 1680225, 2016270, 2240300, 3360450, 4032540, 5040675, 6720900, 10081350, 20162700]

約数ペア:

[(1, 20162700), (2, 10081350), (3, 6720900), (4, 5040675), (5, 4032540), (6, 3360450), (9, 2240300), (10, 2016270), (12, 1680225), (15, 1344180), (18, 1120150), (20, 1008135), (25, 806508), (30, 672090), (36, 560075), (43, 468900), (45, 448060), (50, 403254), (60, 336045), (75, 268836), (86, 234450), (90, 224030), (100, 201627), (129, 156300), (150, 134418), (172, 117225), (180, 112015), (215, 93780), (225, 89612), (258, 78150), (300, 67209), (387, 52100), (430, 46890), (450, 44806), (516, 39075), (521, 38700), (645, 31260), (774, 26050), (860, 23445), (900, 22403), (1042, 19350), (1075, 18756), (1290, 15630), (1548, 13025), (1563, 12900), (1935, 10420), (2084, 9675), (2150, 9378), (2580, 7815), (2605, 7740), (3126, 6450), (3225, 6252), (3870, 5210), (4300, 4689)]