1633140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 5093088

約数和(自身を除く): 3459948

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, 211, 215, 258, 387, 422, 430, 516, 633, 645, 774, 844, 860, 1055, 1266, 1290, 1548, 1899, 1935, 2110, 2532, 2580, 3165, 3798, 3870, 4220, 6330, 7596, 7740, 9073, 9495, 12660, 18146, 18990, 27219, 36292, 37980, 45365, 54438, 81657, 90730, 108876, 136095, 163314, 181460, 272190, 326628, 408285, 544380, 816570, 1633140]

約数ペア:

[(1, 1633140), (2, 816570), (3, 544380), (4, 408285), (5, 326628), (6, 272190), (9, 181460), (10, 163314), (12, 136095), (15, 108876), (18, 90730), (20, 81657), (30, 54438), (36, 45365), (43, 37980), (45, 36292), (60, 27219), (86, 18990), (90, 18146), (129, 12660), (172, 9495), (180, 9073), (211, 7740), (215, 7596), (258, 6330), (387, 4220), (422, 3870), (430, 3798), (516, 3165), (633, 2580), (645, 2532), (774, 2110), (844, 1935), (860, 1899), (1055, 1548), (1266, 1290)]