31710060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1559}}^1$

素因数の和:1687

約数の個数: 72

約数和(自身を含む): 97100640

約数和(自身を除く): 65390580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 226, 339, 452, 565, 678, 1017, 1130, 1356, 1559, 1695, 2034, 2260, 3118, 3390, 4068, 4677, 5085, 6236, 6780, 7795, 9354, 10170, 14031, 15590, 18708, 20340, 23385, 28062, 31180, 46770, 56124, 70155, 93540, 140310, 176167, 280620, 352334, 528501, 704668, 880835, 1057002, 1585503, 1761670, 2114004, 2642505, 3171006, 3523340, 5285010, 6342012, 7927515, 10570020, 15855030, 31710060]

約数ペア:

[(1, 31710060), (2, 15855030), (3, 10570020), (4, 7927515), (5, 6342012), (6, 5285010), (9, 3523340), (10, 3171006), (12, 2642505), (15, 2114004), (18, 1761670), (20, 1585503), (30, 1057002), (36, 880835), (45, 704668), (60, 528501), (90, 352334), (113, 280620), (180, 176167), (226, 140310), (339, 93540), (452, 70155), (565, 56124), (678, 46770), (1017, 31180), (1130, 28062), (1356, 23385), (1559, 20340), (1695, 18708), (2034, 15590), (2260, 14031), (3118, 10170), (3390, 9354), (4068, 7795), (4677, 6780), (5085, 6236)]