551527980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{72379}}^1$

素因数の和:72518

約数の個数: 48

約数和(自身を含む): 1556459520

約数和(自身を除く): 1004931540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 381, 508, 635, 762, 1270, 1524, 1905, 2540, 3810, 7620, 72379, 144758, 217137, 289516, 361895, 434274, 723790, 868548, 1085685, 1447580, 2171370, 4342740, 9192133, 18384266, 27576399, 36768532, 45960665, 55152798, 91921330, 110305596, 137881995, 183842660, 275763990, 551527980]

約数ペア:

[(1, 551527980), (2, 275763990), (3, 183842660), (4, 137881995), (5, 110305596), (6, 91921330), (10, 55152798), (12, 45960665), (15, 36768532), (20, 27576399), (30, 18384266), (60, 9192133), (127, 4342740), (254, 2171370), (381, 1447580), (508, 1085685), (635, 868548), (762, 723790), (1270, 434274), (1524, 361895), (1905, 289516), (2540, 217137), (3810, 144758), (7620, 72379)]