78864660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{62591}}^1$

素因数の和:62613

約数の個数: 72

約数和(自身を含む): 273401856

約数和(自身を除く): 194537196

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 62591, 125182, 187773, 250364, 312955, 375546, 438137, 563319, 625910, 751092, 876274, 938865, 1126638, 1251820, 1314411, 1752548, 1877730, 2190685, 2253276, 2628822, 2816595, 3755460, 3943233, 4381370, 5257644, 5633190, 6572055, 7886466, 8762740, 11266380, 13144110, 15772932, 19716165, 26288220, 39432330, 78864660]

約数ペア:

[(1, 78864660), (2, 39432330), (3, 26288220), (4, 19716165), (5, 15772932), (6, 13144110), (7, 11266380), (9, 8762740), (10, 7886466), (12, 6572055), (14, 5633190), (15, 5257644), (18, 4381370), (20, 3943233), (21, 3755460), (28, 2816595), (30, 2628822), (35, 2253276), (36, 2190685), (42, 1877730), (45, 1752548), (60, 1314411), (63, 1251820), (70, 1126638), (84, 938865), (90, 876274), (105, 751092), (126, 625910), (140, 563319), (180, 438137), (210, 375546), (252, 312955), (315, 250364), (420, 187773), (630, 125182), (1260, 62591)]