140409780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1697}}^1$

素因数の和:1913

約数の個数: 96

約数和(自身を含む): 451858176

約数和(自身を除く): 311448396

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, 985, 1182, 1379, 1697, 1970, 2364, 2758, 2955, 3394, 3940, 4137, 5091, 5516, 5910, 6788, 6895, 8274, 8485, 10182, 11820, 11879, 13790, 16548, 16970, 20364, 20685, 23758, 25455, 27580, 33940, 35637, 41370, 47516, 50910, 59395, 71274, 82740, 101820, 118790, 142548, 178185, 237580, 334309, 356370, 668618, 712740, 1002927, 1337236, 1671545, 2005854, 2340163, 3343090, 4011708, 4680326, 5014635, 6686180, 7020489, 9360652, 10029270, 11700815, 14040978, 20058540, 23401630, 28081956, 35102445, 46803260, 70204890, 140409780]

約数ペア:

[(1, 140409780), (2, 70204890), (3, 46803260), (4, 35102445), (5, 28081956), (6, 23401630), (7, 20058540), (10, 14040978), (12, 11700815), (14, 10029270), (15, 9360652), (20, 7020489), (21, 6686180), (28, 5014635), (30, 4680326), (35, 4011708), (42, 3343090), (60, 2340163), (70, 2005854), (84, 1671545), (105, 1337236), (140, 1002927), (197, 712740), (210, 668618), (394, 356370), (420, 334309), (591, 237580), (788, 178185), (985, 142548), (1182, 118790), (1379, 101820), (1697, 82740), (1970, 71274), (2364, 59395), (2758, 50910), (2955, 47516), (3394, 41370), (3940, 35637), (4137, 33940), (5091, 27580), (5516, 25455), (5910, 23758), (6788, 20685), (6895, 20364), (8274, 16970), (8485, 16548), (10182, 13790), (11820, 11879)]