215580660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{25849}}^1$

素因数の和:26000

約数の個数: 48

約数和(自身を含む): 607992000

約数和(自身を除く): 392411340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 25849, 51698, 77547, 103396, 129245, 155094, 258490, 310188, 387735, 516980, 775470, 1550940, 3593011, 7186022, 10779033, 14372044, 17965055, 21558066, 35930110, 43116132, 53895165, 71860220, 107790330, 215580660]

約数ペア:

[(1, 215580660), (2, 107790330), (3, 71860220), (4, 53895165), (5, 43116132), (6, 35930110), (10, 21558066), (12, 17965055), (15, 14372044), (20, 10779033), (30, 7186022), (60, 3593011), (139, 1550940), (278, 775470), (417, 516980), (556, 387735), (695, 310188), (834, 258490), (1390, 155094), (1668, 129245), (2085, 103396), (2780, 77547), (4170, 51698), (8340, 25849)]