208546920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6229}}^1$

素因数の和:6280

約数の個数: 128

約数和(自身を含む): 717696000

約数和(自身を除く): 509149080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6229, 6696, 8370, 11160, 12458, 16740, 18687, 24916, 31145, 33480, 37374, 49832, 56061, 62290, 74748, 93435, 112122, 124580, 149496, 168183, 186870, 193099, 224244, 249160, 280305, 336366, 373740, 386198, 448488, 560610, 579297, 672732, 747480, 772396, 840915, 965495, 1121220, 1158594, 1345464, 1544792, 1681830, 1737891, 1930990, 2242440, 2317188, 2896485, 3363660, 3475782, 3861980, 4634376, 5213673, 5792970, 6727320, 6951564, 7723960, 8689455, 10427346, 11585940, 13903128, 17378910, 20854692, 23171880, 26068365, 34757820, 41709384, 52136730, 69515640, 104273460, 208546920]

約数ペア:

[(1, 208546920), (2, 104273460), (3, 69515640), (4, 52136730), (5, 41709384), (6, 34757820), (8, 26068365), (9, 23171880), (10, 20854692), (12, 17378910), (15, 13903128), (18, 11585940), (20, 10427346), (24, 8689455), (27, 7723960), (30, 6951564), (31, 6727320), (36, 5792970), (40, 5213673), (45, 4634376), (54, 3861980), (60, 3475782), (62, 3363660), (72, 2896485), (90, 2317188), (93, 2242440), (108, 1930990), (120, 1737891), (124, 1681830), (135, 1544792), (155, 1345464), (180, 1158594), (186, 1121220), (216, 965495), (248, 840915), (270, 772396), (279, 747480), (310, 672732), (360, 579297), (372, 560610), (465, 448488), (540, 386198), (558, 373740), (620, 336366), (744, 280305), (837, 249160), (930, 224244), (1080, 193099), (1116, 186870), (1240, 168183), (1395, 149496), (1674, 124580), (1860, 112122), (2232, 93435), (2790, 74748), (3348, 62290), (3720, 56061), (4185, 49832), (5580, 37374), (6229, 33480), (6696, 31145), (8370, 24916), (11160, 18687), (12458, 16740)]