16680840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12637}}^1$

素因数の和:12662

約数の個数: 64

約数和(自身を含む): 54596160

約数和(自身を除く): 37915320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 12637, 25274, 37911, 50548, 63185, 75822, 101096, 126370, 139007, 151644, 189555, 252740, 278014, 303288, 379110, 417021, 505480, 556028, 695035, 758220, 834042, 1112056, 1390070, 1516440, 1668084, 2085105, 2780140, 3336168, 4170210, 5560280, 8340420, 16680840]

約数ペア:

[(1, 16680840), (2, 8340420), (3, 5560280), (4, 4170210), (5, 3336168), (6, 2780140), (8, 2085105), (10, 1668084), (11, 1516440), (12, 1390070), (15, 1112056), (20, 834042), (22, 758220), (24, 695035), (30, 556028), (33, 505480), (40, 417021), (44, 379110), (55, 303288), (60, 278014), (66, 252740), (88, 189555), (110, 151644), (120, 139007), (132, 126370), (165, 101096), (220, 75822), (264, 63185), (330, 50548), (440, 37911), (660, 25274), (1320, 12637)]