199617660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:764

約数の個数: 144

約数和(自身を含む): 665394912

約数和(自身を除く): 465777252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 181, 198, 220, 330, 362, 396, 495, 543, 557, 660, 724, 905, 990, 1086, 1114, 1629, 1671, 1810, 1980, 1991, 2172, 2228, 2715, 2785, 3258, 3342, 3620, 3982, 5013, 5430, 5570, 5973, 6127, 6516, 6684, 7964, 8145, 8355, 9955, 10026, 10860, 11140, 11946, 12254, 16290, 16710, 17919, 18381, 19910, 20052, 23892, 24508, 25065, 29865, 30635, 32580, 33420, 35838, 36762, 39820, 50130, 55143, 59730, 61270, 71676, 73524, 89595, 91905, 100260, 100817, 110286, 119460, 122540, 179190, 183810, 201634, 220572, 275715, 302451, 358380, 367620, 403268, 504085, 551430, 604902, 907353, 1008170, 1102860, 1108987, 1209804, 1512255, 1814706, 2016340, 2217974, 3024510, 3326961, 3629412, 4435948, 4536765, 5544935, 6049020, 6653922, 9073530, 9980883, 11089870, 13307844, 16634805, 18147060, 19961766, 22179740, 33269610, 39923532, 49904415, 66539220, 99808830, 199617660]

約数ペア:

[(1, 199617660), (2, 99808830), (3, 66539220), (4, 49904415), (5, 39923532), (6, 33269610), (9, 22179740), (10, 19961766), (11, 18147060), (12, 16634805), (15, 13307844), (18, 11089870), (20, 9980883), (22, 9073530), (30, 6653922), (33, 6049020), (36, 5544935), (44, 4536765), (45, 4435948), (55, 3629412), (60, 3326961), (66, 3024510), (90, 2217974), (99, 2016340), (110, 1814706), (132, 1512255), (165, 1209804), (180, 1108987), (181, 1102860), (198, 1008170), (220, 907353), (330, 604902), (362, 551430), (396, 504085), (495, 403268), (543, 367620), (557, 358380), (660, 302451), (724, 275715), (905, 220572), (990, 201634), (1086, 183810), (1114, 179190), (1629, 122540), (1671, 119460), (1810, 110286), (1980, 100817), (1991, 100260), (2172, 91905), (2228, 89595), (2715, 73524), (2785, 71676), (3258, 61270), (3342, 59730), (3620, 55143), (3982, 50130), (5013, 39820), (5430, 36762), (5570, 35838), (5973, 33420), (6127, 32580), (6516, 30635), (6684, 29865), (7964, 25065), (8145, 24508), (8355, 23892), (9955, 20052), (10026, 19910), (10860, 18381), (11140, 17919), (11946, 16710), (12254, 16290)]