406521426160

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1\times {\mathrm{106279}}^1$

素因数の和:106778

約数の個数: 80

約数和(自身を含む): 954798264000

約数和(自身を除く): 548276837840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 349, 548, 685, 698, 1096, 1370, 1396, 1745, 2192, 2740, 2792, 3490, 5480, 5584, 6980, 10960, 13960, 27920, 47813, 95626, 106279, 191252, 212558, 239065, 382504, 425116, 478130, 531395, 765008, 850232, 956260, 1062790, 1700464, 1912520, 2125580, 3825040, 4251160, 8502320, 14560223, 29120446, 37091371, 58240892, 72801115, 74182742, 116481784, 145602230, 148365484, 185456855, 232963568, 291204460, 296730968, 370913710, 582408920, 593461936, 741827420, 1164817840, 1483654840, 2967309680, 5081517827, 10163035654, 20326071308, 25407589135, 40652142616, 50815178270, 81304285232, 101630356540, 203260713080, 406521426160]

約数ペア:

[(1, 406521426160), (2, 203260713080), (4, 101630356540), (5, 81304285232), (8, 50815178270), (10, 40652142616), (16, 25407589135), (20, 20326071308), (40, 10163035654), (80, 5081517827), (137, 2967309680), (274, 1483654840), (349, 1164817840), (548, 741827420), (685, 593461936), (698, 582408920), (1096, 370913710), (1370, 296730968), (1396, 291204460), (1745, 232963568), (2192, 185456855), (2740, 148365484), (2792, 145602230), (3490, 116481784), (5480, 74182742), (5584, 72801115), (6980, 58240892), (10960, 37091371), (13960, 29120446), (27920, 14560223), (47813, 8502320), (95626, 4251160), (106279, 3825040), (191252, 2125580), (212558, 1912520), (239065, 1700464), (382504, 1062790), (425116, 956260), (478130, 850232), (531395, 765008)]