85978680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3637}}^1$

素因数の和:3848

約数の個数: 64

約数和(自身を含む): 259316640

約数和(自身を除く): 173337960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2955, 3637, 3940, 4728, 5910, 7274, 7880, 10911, 11820, 14548, 18185, 21822, 23640, 29096, 36370, 43644, 54555, 72740, 87288, 109110, 145480, 218220, 436440, 716489, 1432978, 2149467, 2865956, 3582445, 4298934, 5731912, 7164890, 8597868, 10747335, 14329780, 17195736, 21494670, 28659560, 42989340, 85978680]

約数ペア:

[(1, 85978680), (2, 42989340), (3, 28659560), (4, 21494670), (5, 17195736), (6, 14329780), (8, 10747335), (10, 8597868), (12, 7164890), (15, 5731912), (20, 4298934), (24, 3582445), (30, 2865956), (40, 2149467), (60, 1432978), (120, 716489), (197, 436440), (394, 218220), (591, 145480), (788, 109110), (985, 87288), (1182, 72740), (1576, 54555), (1970, 43644), (2364, 36370), (2955, 29096), (3637, 23640), (3940, 21822), (4728, 18185), (5910, 14548), (7274, 11820), (7880, 10911)]