157215540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2620259}}^1$

素因数の和:2620271

約数の個数: 24

約数和(自身を含む): 440203680

約数和(自身を除く): 282988140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2620259, 5240518, 7860777, 10481036, 13101295, 15721554, 26202590, 31443108, 39303885, 52405180, 78607770, 157215540]

約数ペア:

[(1, 157215540), (2, 78607770), (3, 52405180), (4, 39303885), (5, 31443108), (6, 26202590), (10, 15721554), (12, 13101295), (15, 10481036), (20, 7860777), (30, 5240518), (60, 2620259)]