65118780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3319}}^1$

素因数の和:3443

約数の個数: 72

約数和(自身を含む): 199399200

約数和(自身を除く): 134280420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3319, 3924, 4905, 6540, 6638, 9810, 9957, 13276, 16595, 19620, 19914, 29871, 33190, 39828, 49785, 59742, 66380, 99570, 119484, 149355, 199140, 298710, 361771, 597420, 723542, 1085313, 1447084, 1808855, 2170626, 3255939, 3617710, 4341252, 5426565, 6511878, 7235420, 10853130, 13023756, 16279695, 21706260, 32559390, 65118780]

約数ペア:

[(1, 65118780), (2, 32559390), (3, 21706260), (4, 16279695), (5, 13023756), (6, 10853130), (9, 7235420), (10, 6511878), (12, 5426565), (15, 4341252), (18, 3617710), (20, 3255939), (30, 2170626), (36, 1808855), (45, 1447084), (60, 1085313), (90, 723542), (109, 597420), (180, 361771), (218, 298710), (327, 199140), (436, 149355), (545, 119484), (654, 99570), (981, 66380), (1090, 59742), (1308, 49785), (1635, 39828), (1962, 33190), (2180, 29871), (3270, 19914), (3319, 19620), (3924, 16595), (4905, 13276), (6540, 9957), (6638, 9810)]