189999120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{791663}}^1$

素因数の和:791679

約数の個数: 40

約数和(自身を含む): 588998016

約数和(自身を除く): 398998896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 791663, 1583326, 2374989, 3166652, 3958315, 4749978, 6333304, 7916630, 9499956, 11874945, 12666608, 15833260, 18999912, 23749890, 31666520, 37999824, 47499780, 63333040, 94999560, 189999120]

約数ペア:

[(1, 189999120), (2, 94999560), (3, 63333040), (4, 47499780), (5, 37999824), (6, 31666520), (8, 23749890), (10, 18999912), (12, 15833260), (15, 12666608), (16, 11874945), (20, 9499956), (24, 7916630), (30, 6333304), (40, 4749978), (48, 3958315), (60, 3166652), (80, 2374989), (120, 1583326), (240, 791663)]