307889460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{39779}}^1$

素因数の和:39837

約数の個数: 72

約数和(自身を含む): 955674720

約数和(自身を除く): 647785260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 39779, 79558, 119337, 159116, 198895, 238674, 358011, 397790, 477348, 596685, 716022, 795580, 1193370, 1432044, 1710497, 1790055, 2386740, 3420994, 3580110, 5131491, 6841988, 7160220, 8552485, 10262982, 15394473, 17104970, 20525964, 25657455, 30788946, 34209940, 51314910, 61577892, 76972365, 102629820, 153944730, 307889460]

約数ペア:

[(1, 307889460), (2, 153944730), (3, 102629820), (4, 76972365), (5, 61577892), (6, 51314910), (9, 34209940), (10, 30788946), (12, 25657455), (15, 20525964), (18, 17104970), (20, 15394473), (30, 10262982), (36, 8552485), (43, 7160220), (45, 6841988), (60, 5131491), (86, 3580110), (90, 3420994), (129, 2386740), (172, 1790055), (180, 1710497), (215, 1432044), (258, 1193370), (387, 795580), (430, 716022), (516, 596685), (645, 477348), (774, 397790), (860, 358011), (1290, 238674), (1548, 198895), (1935, 159116), (2580, 119337), (3870, 79558), (7740, 39779)]