149799080

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^2\times {\mathrm{353}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 341316180

約数和(自身を除く): 191517100

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 353, 412, 515, 706, 824, 1030, 1412, 1765, 2060, 2824, 3530, 4120, 7060, 10609, 14120, 21218, 36359, 42436, 53045, 72718, 84872, 106090, 145436, 181795, 212180, 290872, 363590, 424360, 727180, 1454360, 3744977, 7489954, 14979908, 18724885, 29959816, 37449770, 74899540, 149799080]

約数ペア:

[(1, 149799080), (2, 74899540), (4, 37449770), (5, 29959816), (8, 18724885), (10, 14979908), (20, 7489954), (40, 3744977), (103, 1454360), (206, 727180), (353, 424360), (412, 363590), (515, 290872), (706, 212180), (824, 181795), (1030, 145436), (1412, 106090), (1765, 84872), (2060, 72718), (2824, 53045), (3530, 42436), (4120, 36359), (7060, 21218), (10609, 14120)]