400675716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:658

約数の個数: 144

約数和(自身を含む): 1210809600

約数和(自身を除く): 810133884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 109, 116, 126, 174, 203, 218, 252, 261, 327, 348, 406, 436, 503, 522, 609, 654, 763, 812, 981, 1006, 1044, 1218, 1308, 1509, 1526, 1827, 1962, 2012, 2289, 2436, 3018, 3052, 3161, 3521, 3654, 3924, 4527, 4578, 6036, 6322, 6867, 7042, 7308, 9054, 9156, 9483, 10563, 12644, 13734, 14084, 14587, 18108, 18966, 21126, 22127, 27468, 28449, 29174, 31689, 37932, 42252, 43761, 44254, 54827, 56898, 58348, 63378, 66381, 87522, 88508, 102109, 109654, 113796, 126756, 131283, 132762, 164481, 175044, 199143, 204218, 219308, 262566, 265524, 306327, 328962, 383789, 398286, 408436, 493443, 525132, 612654, 657924, 767578, 796572, 918981, 986886, 1151367, 1225308, 1535156, 1589983, 1837962, 1973772, 2302734, 3179966, 3454101, 3675924, 4605468, 4769949, 6359932, 6908202, 9539898, 11129881, 13816404, 14309847, 19079796, 22259762, 28619694, 33389643, 44519524, 57239388, 66779286, 100168929, 133558572, 200337858, 400675716]

約数ペア:

[(1, 400675716), (2, 200337858), (3, 133558572), (4, 100168929), (6, 66779286), (7, 57239388), (9, 44519524), (12, 33389643), (14, 28619694), (18, 22259762), (21, 19079796), (28, 14309847), (29, 13816404), (36, 11129881), (42, 9539898), (58, 6908202), (63, 6359932), (84, 4769949), (87, 4605468), (109, 3675924), (116, 3454101), (126, 3179966), (174, 2302734), (203, 1973772), (218, 1837962), (252, 1589983), (261, 1535156), (327, 1225308), (348, 1151367), (406, 986886), (436, 918981), (503, 796572), (522, 767578), (609, 657924), (654, 612654), (763, 525132), (812, 493443), (981, 408436), (1006, 398286), (1044, 383789), (1218, 328962), (1308, 306327), (1509, 265524), (1526, 262566), (1827, 219308), (1962, 204218), (2012, 199143), (2289, 175044), (2436, 164481), (3018, 132762), (3052, 131283), (3161, 126756), (3521, 113796), (3654, 109654), (3924, 102109), (4527, 88508), (4578, 87522), (6036, 66381), (6322, 63378), (6867, 58348), (7042, 56898), (7308, 54827), (9054, 44254), (9156, 43761), (9483, 42252), (10563, 37932), (12644, 31689), (13734, 29174), (14084, 28449), (14587, 27468), (18108, 22127), (18966, 21126)]