211571280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9479}}^1$

素因数の和:9529

約数の個数: 120

約数和(自身を含む): 733524480

約数和(自身を除く): 521953200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 9479, 11160, 18958, 22320, 28437, 37916, 47395, 56874, 75832, 85311, 94790, 113748, 142185, 151664, 170622, 189580, 227496, 284370, 293849, 341244, 379160, 426555, 454992, 568740, 587698, 682488, 758320, 853110, 881547, 1137480, 1175396, 1364976, 1469245, 1706220, 1763094, 2274960, 2350792, 2644641, 2938490, 3412440, 3526188, 4407735, 4701584, 5289282, 5876980, 6824880, 7052376, 8815470, 10578564, 11753960, 13223205, 14104752, 17630940, 21157128, 23507920, 26446410, 35261880, 42314256, 52892820, 70523760, 105785640, 211571280]

約数ペア:

[(1, 211571280), (2, 105785640), (3, 70523760), (4, 52892820), (5, 42314256), (6, 35261880), (8, 26446410), (9, 23507920), (10, 21157128), (12, 17630940), (15, 14104752), (16, 13223205), (18, 11753960), (20, 10578564), (24, 8815470), (30, 7052376), (31, 6824880), (36, 5876980), (40, 5289282), (45, 4701584), (48, 4407735), (60, 3526188), (62, 3412440), (72, 2938490), (80, 2644641), (90, 2350792), (93, 2274960), (120, 1763094), (124, 1706220), (144, 1469245), (155, 1364976), (180, 1175396), (186, 1137480), (240, 881547), (248, 853110), (279, 758320), (310, 682488), (360, 587698), (372, 568740), (465, 454992), (496, 426555), (558, 379160), (620, 341244), (720, 293849), (744, 284370), (930, 227496), (1116, 189580), (1240, 170622), (1395, 151664), (1488, 142185), (1860, 113748), (2232, 94790), (2480, 85311), (2790, 75832), (3720, 56874), (4464, 47395), (5580, 37916), (7440, 28437), (9479, 22320), (11160, 18958)]