66739740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1997}}^1$

素因数の和:2566

約数の個数: 48

約数和(自身を含む): 187300512

約数和(自身を除く): 120560772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 557, 1114, 1671, 1997, 2228, 2785, 3342, 3994, 5570, 5991, 6684, 7988, 8355, 9985, 11140, 11982, 16710, 19970, 23964, 29955, 33420, 39940, 59910, 119820, 1112329, 2224658, 3336987, 4449316, 5561645, 6673974, 11123290, 13347948, 16684935, 22246580, 33369870, 66739740]

約数ペア:

[(1, 66739740), (2, 33369870), (3, 22246580), (4, 16684935), (5, 13347948), (6, 11123290), (10, 6673974), (12, 5561645), (15, 4449316), (20, 3336987), (30, 2224658), (60, 1112329), (557, 119820), (1114, 59910), (1671, 39940), (1997, 33420), (2228, 29955), (2785, 23964), (3342, 19970), (3994, 16710), (5570, 11982), (5991, 11140), (6684, 9985), (7988, 8355)]