261126144

素因数分解:

$2^{11}\times 3^2\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:516

約数の個数: 144

約数和(自身を含む): 780212160

約数和(自身を除く): 519086016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 457, 496, 512, 558, 576, 744, 768, 914, 992, 1024, 1116, 1152, 1371, 1488, 1536, 1828, 1984, 2048, 2232, 2304, 2742, 2976, 3072, 3656, 3968, 4113, 4464, 4608, 5484, 5952, 6144, 7312, 7936, 8226, 8928, 9216, 10968, 11904, 14167, 14624, 15872, 16452, 17856, 18432, 21936, 23808, 28334, 29248, 31744, 32904, 35712, 42501, 43872, 47616, 56668, 58496, 63488, 65808, 71424, 85002, 87744, 95232, 113336, 116992, 127503, 131616, 142848, 170004, 175488, 190464, 226672, 233984, 255006, 263232, 285696, 340008, 350976, 453344, 467968, 510012, 526464, 571392, 680016, 701952, 906688, 935936, 1020024, 1052928, 1360032, 1403904, 1813376, 2040048, 2105856, 2720064, 2807808, 3626752, 4080096, 4211712, 5440128, 7253504, 8160192, 8423424, 10880256, 14507008, 16320384, 21760512, 29014016, 32640768, 43521024, 65281536, 87042048, 130563072, 261126144]

約数ペア:

[(1, 261126144), (2, 130563072), (3, 87042048), (4, 65281536), (6, 43521024), (8, 32640768), (9, 29014016), (12, 21760512), (16, 16320384), (18, 14507008), (24, 10880256), (31, 8423424), (32, 8160192), (36, 7253504), (48, 5440128), (62, 4211712), (64, 4080096), (72, 3626752), (93, 2807808), (96, 2720064), (124, 2105856), (128, 2040048), (144, 1813376), (186, 1403904), (192, 1360032), (248, 1052928), (256, 1020024), (279, 935936), (288, 906688), (372, 701952), (384, 680016), (457, 571392), (496, 526464), (512, 510012), (558, 467968), (576, 453344), (744, 350976), (768, 340008), (914, 285696), (992, 263232), (1024, 255006), (1116, 233984), (1152, 226672), (1371, 190464), (1488, 175488), (1536, 170004), (1828, 142848), (1984, 131616), (2048, 127503), (2232, 116992), (2304, 113336), (2742, 95232), (2976, 87744), (3072, 85002), (3656, 71424), (3968, 65808), (4113, 63488), (4464, 58496), (4608, 56668), (5484, 47616), (5952, 43872), (6144, 42501), (7312, 35712), (7936, 32904), (8226, 31744), (8928, 29248), (9216, 28334), (10968, 23808), (11904, 21936), (14167, 18432), (14624, 17856), (15872, 16452)]