66560560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1759}}^1$

素因数の和:1826

約数の個数: 80

約数和(自身を含む): 172846080

約数和(自身を除く): 106285520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1720, 1759, 1892, 2365, 3440, 3518, 3784, 4730, 7036, 7568, 8795, 9460, 14072, 17590, 18920, 19349, 28144, 35180, 37840, 38698, 70360, 75637, 77396, 96745, 140720, 151274, 154792, 193490, 302548, 309584, 378185, 386980, 605096, 756370, 773960, 832007, 1210192, 1512740, 1547920, 1664014, 3025480, 3328028, 4160035, 6050960, 6656056, 8320070, 13312112, 16640140, 33280280, 66560560]

約数ペア:

[(1, 66560560), (2, 33280280), (4, 16640140), (5, 13312112), (8, 8320070), (10, 6656056), (11, 6050960), (16, 4160035), (20, 3328028), (22, 3025480), (40, 1664014), (43, 1547920), (44, 1512740), (55, 1210192), (80, 832007), (86, 773960), (88, 756370), (110, 605096), (172, 386980), (176, 378185), (215, 309584), (220, 302548), (344, 193490), (430, 154792), (440, 151274), (473, 140720), (688, 96745), (860, 77396), (880, 75637), (946, 70360), (1720, 38698), (1759, 37840), (1892, 35180), (2365, 28144), (3440, 19349), (3518, 18920), (3784, 17590), (4730, 14072), (7036, 9460), (7568, 8795)]