18370860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^2\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 52908240

約数和(自身を除く): 34537380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 109, 159, 212, 218, 265, 318, 327, 436, 530, 545, 636, 654, 795, 1060, 1090, 1308, 1590, 1635, 2180, 2809, 3180, 3270, 5618, 5777, 6540, 8427, 11236, 11554, 14045, 16854, 17331, 23108, 28090, 28885, 33708, 34662, 42135, 56180, 57770, 69324, 84270, 86655, 115540, 168540, 173310, 306181, 346620, 612362, 918543, 1224724, 1530905, 1837086, 3061810, 3674172, 4592715, 6123620, 9185430, 18370860]

約数ペア:

[(1, 18370860), (2, 9185430), (3, 6123620), (4, 4592715), (5, 3674172), (6, 3061810), (10, 1837086), (12, 1530905), (15, 1224724), (20, 918543), (30, 612362), (53, 346620), (60, 306181), (106, 173310), (109, 168540), (159, 115540), (212, 86655), (218, 84270), (265, 69324), (318, 57770), (327, 56180), (436, 42135), (530, 34662), (545, 33708), (636, 28885), (654, 28090), (795, 23108), (1060, 17331), (1090, 16854), (1308, 14045), (1590, 11554), (1635, 11236), (2180, 8427), (2809, 6540), (3180, 5777), (3270, 5618)]