208530180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12457}}^1$

素因数の和:12506

約数の個数: 96

約数和(自身を含む): 669742080

約数和(自身を除く): 461211900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1860, 2790, 3348, 4185, 5580, 8370, 12457, 16740, 24914, 37371, 49828, 62285, 74742, 112113, 124570, 149484, 186855, 224226, 249140, 336339, 373710, 386167, 448452, 560565, 672678, 747420, 772334, 1121130, 1158501, 1345356, 1544668, 1681695, 1930835, 2242260, 2317002, 3363390, 3475503, 3861670, 4634004, 5792505, 6726780, 6951006, 7723340, 10426509, 11585010, 13902012, 17377515, 20853018, 23170020, 34755030, 41706036, 52132545, 69510060, 104265090, 208530180]

約数ペア:

[(1, 208530180), (2, 104265090), (3, 69510060), (4, 52132545), (5, 41706036), (6, 34755030), (9, 23170020), (10, 20853018), (12, 17377515), (15, 13902012), (18, 11585010), (20, 10426509), (27, 7723340), (30, 6951006), (31, 6726780), (36, 5792505), (45, 4634004), (54, 3861670), (60, 3475503), (62, 3363390), (90, 2317002), (93, 2242260), (108, 1930835), (124, 1681695), (135, 1544668), (155, 1345356), (180, 1158501), (186, 1121130), (270, 772334), (279, 747420), (310, 672678), (372, 560565), (465, 448452), (540, 386167), (558, 373710), (620, 336339), (837, 249140), (930, 224226), (1116, 186855), (1395, 149484), (1674, 124570), (1860, 112113), (2790, 74742), (3348, 62285), (4185, 49828), (5580, 37371), (8370, 24914), (12457, 16740)]