218521728

素因数分解:

$2^7\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 192

約数和(自身を含む): 674668800

約数和(自身を除く): 456147072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 31, 32, 36, 48, 58, 62, 64, 72, 87, 93, 96, 116, 124, 128, 144, 174, 186, 192, 211, 232, 248, 261, 279, 288, 348, 372, 384, 422, 464, 496, 522, 558, 576, 633, 696, 744, 844, 899, 928, 992, 1044, 1116, 1152, 1266, 1392, 1488, 1688, 1798, 1856, 1899, 1984, 2088, 2232, 2532, 2697, 2784, 2976, 3376, 3596, 3712, 3798, 3968, 4176, 4464, 5064, 5394, 5568, 5952, 6119, 6541, 6752, 7192, 7596, 8091, 8352, 8928, 10128, 10788, 11136, 11904, 12238, 13082, 13504, 14384, 15192, 16182, 16704, 17856, 18357, 19623, 20256, 21576, 24476, 26164, 27008, 28768, 30384, 32364, 33408, 35712, 36714, 39246, 40512, 43152, 48952, 52328, 55071, 57536, 58869, 60768, 64728, 73428, 78492, 81024, 86304, 97904, 104656, 110142, 115072, 117738, 121536, 129456, 146856, 156984, 172608, 189689, 195808, 209312, 220284, 235476, 243072, 258912, 293712, 313968, 345216, 379378, 391616, 418624, 440568, 470952, 517824, 569067, 587424, 627936, 758756, 783232, 837248, 881136, 941904, 1035648, 1138134, 1174848, 1255872, 1517512, 1707201, 1762272, 1883808, 2276268, 2349696, 2511744, 3035024, 3414402, 3524544, 3767616, 4552536, 6070048, 6828804, 7049088, 7535232, 9105072, 12140096, 13657608, 18210144, 24280192, 27315216, 36420288, 54630432, 72840576, 109260864, 218521728]

約数ペア:

[(1, 218521728), (2, 109260864), (3, 72840576), (4, 54630432), (6, 36420288), (8, 27315216), (9, 24280192), (12, 18210144), (16, 13657608), (18, 12140096), (24, 9105072), (29, 7535232), (31, 7049088), (32, 6828804), (36, 6070048), (48, 4552536), (58, 3767616), (62, 3524544), (64, 3414402), (72, 3035024), (87, 2511744), (93, 2349696), (96, 2276268), (116, 1883808), (124, 1762272), (128, 1707201), (144, 1517512), (174, 1255872), (186, 1174848), (192, 1138134), (211, 1035648), (232, 941904), (248, 881136), (261, 837248), (279, 783232), (288, 758756), (348, 627936), (372, 587424), (384, 569067), (422, 517824), (464, 470952), (496, 440568), (522, 418624), (558, 391616), (576, 379378), (633, 345216), (696, 313968), (744, 293712), (844, 258912), (899, 243072), (928, 235476), (992, 220284), (1044, 209312), (1116, 195808), (1152, 189689), (1266, 172608), (1392, 156984), (1488, 146856), (1688, 129456), (1798, 121536), (1856, 117738), (1899, 115072), (1984, 110142), (2088, 104656), (2232, 97904), (2532, 86304), (2697, 81024), (2784, 78492), (2976, 73428), (3376, 64728), (3596, 60768), (3712, 58869), (3798, 57536), (3968, 55071), (4176, 52328), (4464, 48952), (5064, 43152), (5394, 40512), (5568, 39246), (5952, 36714), (6119, 35712), (6541, 33408), (6752, 32364), (7192, 30384), (7596, 28768), (8091, 27008), (8352, 26164), (8928, 24476), (10128, 21576), (10788, 20256), (11136, 19623), (11904, 18357), (12238, 17856), (13082, 16704), (13504, 16182), (14384, 15192)]