157210960

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{19079}}^1$

素因数の和:19195

約数の個数: 40

約数和(自身を含む): 369083520

約数和(自身を除く): 211872560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 19079, 38158, 76316, 95395, 152632, 190790, 305264, 381580, 763160, 1526320, 1965137, 3930274, 7860548, 9825685, 15721096, 19651370, 31442192, 39302740, 78605480, 157210960]

約数ペア:

[(1, 157210960), (2, 78605480), (4, 39302740), (5, 31442192), (8, 19651370), (10, 15721096), (16, 9825685), (20, 7860548), (40, 3930274), (80, 1965137), (103, 1526320), (206, 763160), (412, 381580), (515, 305264), (824, 190790), (1030, 152632), (1648, 95395), (2060, 76316), (4120, 38158), (8240, 19079)]