68425980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{827}}^1$

素因数の和:1043

約数の個数: 96

約数和(自身を含む): 220340736

約数和(自身を除く): 151914756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 197, 210, 394, 420, 591, 788, 827, 985, 1182, 1379, 1654, 1970, 2364, 2481, 2758, 2955, 3308, 3940, 4135, 4137, 4962, 5516, 5789, 5910, 6895, 8270, 8274, 9924, 11578, 11820, 12405, 13790, 16540, 16548, 17367, 20685, 23156, 24810, 27580, 28945, 34734, 41370, 49620, 57890, 69468, 82740, 86835, 115780, 162919, 173670, 325838, 347340, 488757, 651676, 814595, 977514, 1140433, 1629190, 1955028, 2280866, 2443785, 3258380, 3421299, 4561732, 4887570, 5702165, 6842598, 9775140, 11404330, 13685196, 17106495, 22808660, 34212990, 68425980]

約数ペア:

[(1, 68425980), (2, 34212990), (3, 22808660), (4, 17106495), (5, 13685196), (6, 11404330), (7, 9775140), (10, 6842598), (12, 5702165), (14, 4887570), (15, 4561732), (20, 3421299), (21, 3258380), (28, 2443785), (30, 2280866), (35, 1955028), (42, 1629190), (60, 1140433), (70, 977514), (84, 814595), (105, 651676), (140, 488757), (197, 347340), (210, 325838), (394, 173670), (420, 162919), (591, 115780), (788, 86835), (827, 82740), (985, 69468), (1182, 57890), (1379, 49620), (1654, 41370), (1970, 34734), (2364, 28945), (2481, 27580), (2758, 24810), (2955, 23156), (3308, 20685), (3940, 17367), (4135, 16548), (4137, 16540), (4962, 13790), (5516, 12405), (5789, 11820), (5910, 11578), (6895, 9924), (8270, 8274)]