679168720

素因数分解:

$2^4\times 5^1\times {\mathrm{911}}^1\times {\mathrm{9319}}^1$

素因数の和:10243

約数の個数: 40

約数和(自身を含む): 1580970240

約数和(自身を除く): 901801520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 911, 1822, 3644, 4555, 7288, 9110, 9319, 14576, 18220, 18638, 36440, 37276, 46595, 72880, 74552, 93190, 149104, 186380, 372760, 745520, 8489609, 16979218, 33958436, 42448045, 67916872, 84896090, 135833744, 169792180, 339584360, 679168720]

約数ペア:

[(1, 679168720), (2, 339584360), (4, 169792180), (5, 135833744), (8, 84896090), (10, 67916872), (16, 42448045), (20, 33958436), (40, 16979218), (80, 8489609), (911, 745520), (1822, 372760), (3644, 186380), (4555, 149104), (7288, 93190), (9110, 74552), (9319, 72880), (14576, 46595), (18220, 37276), (18638, 36440)]