18525480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{487}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 55866240

約数和(自身を除く): 37340760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 317, 487, 634, 951, 974, 1268, 1461, 1585, 1902, 1948, 2435, 2536, 2922, 3170, 3804, 3896, 4755, 4870, 5844, 6340, 7305, 7608, 9510, 9740, 11688, 12680, 14610, 19020, 19480, 29220, 38040, 58440, 154379, 308758, 463137, 617516, 771895, 926274, 1235032, 1543790, 1852548, 2315685, 3087580, 3705096, 4631370, 6175160, 9262740, 18525480]

約数ペア:

[(1, 18525480), (2, 9262740), (3, 6175160), (4, 4631370), (5, 3705096), (6, 3087580), (8, 2315685), (10, 1852548), (12, 1543790), (15, 1235032), (20, 926274), (24, 771895), (30, 617516), (40, 463137), (60, 308758), (120, 154379), (317, 58440), (487, 38040), (634, 29220), (951, 19480), (974, 19020), (1268, 14610), (1461, 12680), (1585, 11688), (1902, 9740), (1948, 9510), (2435, 7608), (2536, 7305), (2922, 6340), (3170, 5844), (3804, 4870), (3896, 4755)]