628020180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{3489001}}^1$

素因数の和:3489016

約数の個数: 36

約数和(自身を含む): 1904995092

約数和(自身を除く): 1276974912

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 3489001, 6978002, 10467003, 13956004, 17445005, 20934006, 31401009, 34890010, 41868012, 52335015, 62802018, 69780020, 104670030, 125604036, 157005045, 209340060, 314010090, 628020180]

約数ペア:

[(1, 628020180), (2, 314010090), (3, 209340060), (4, 157005045), (5, 125604036), (6, 104670030), (9, 69780020), (10, 62802018), (12, 52335015), (15, 41868012), (18, 34890010), (20, 31401009), (30, 20934006), (36, 17445005), (45, 13956004), (60, 10467003), (90, 6978002), (180, 3489001)]