27991040

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:114

約数の個数: 176

約数和(自身を含む): 84893184

約数和(自身を除く): 56902144

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 71, 77, 80, 88, 110, 112, 128, 140, 142, 154, 160, 176, 220, 224, 256, 280, 284, 308, 320, 352, 355, 385, 440, 448, 497, 512, 560, 568, 616, 640, 704, 710, 770, 781, 880, 896, 994, 1024, 1120, 1136, 1232, 1280, 1408, 1420, 1540, 1562, 1760, 1792, 1988, 2240, 2272, 2464, 2485, 2560, 2816, 2840, 3080, 3124, 3520, 3584, 3905, 3976, 4480, 4544, 4928, 4970, 5120, 5467, 5632, 5680, 6160, 6248, 7040, 7168, 7810, 7952, 8960, 9088, 9856, 9940, 10934, 11264, 11360, 12320, 12496, 14080, 15620, 15904, 17920, 18176, 19712, 19880, 21868, 22720, 24640, 24992, 27335, 28160, 31240, 31808, 35840, 36352, 39424, 39760, 43736, 45440, 49280, 49984, 54670, 56320, 62480, 63616, 72704, 78848, 79520, 87472, 90880, 98560, 99968, 109340, 124960, 127232, 159040, 174944, 181760, 197120, 199936, 218680, 249920, 254464, 318080, 349888, 363520, 394240, 399872, 437360, 499840, 508928, 636160, 699776, 799744, 874720, 999680, 1272320, 1399552, 1749440, 1999360, 2544640, 2799104, 3498880, 3998720, 5598208, 6997760, 13995520, 27991040]

約数ペア:

[(1, 27991040), (2, 13995520), (4, 6997760), (5, 5598208), (7, 3998720), (8, 3498880), (10, 2799104), (11, 2544640), (14, 1999360), (16, 1749440), (20, 1399552), (22, 1272320), (28, 999680), (32, 874720), (35, 799744), (40, 699776), (44, 636160), (55, 508928), (56, 499840), (64, 437360), (70, 399872), (71, 394240), (77, 363520), (80, 349888), (88, 318080), (110, 254464), (112, 249920), (128, 218680), (140, 199936), (142, 197120), (154, 181760), (160, 174944), (176, 159040), (220, 127232), (224, 124960), (256, 109340), (280, 99968), (284, 98560), (308, 90880), (320, 87472), (352, 79520), (355, 78848), (385, 72704), (440, 63616), (448, 62480), (497, 56320), (512, 54670), (560, 49984), (568, 49280), (616, 45440), (640, 43736), (704, 39760), (710, 39424), (770, 36352), (781, 35840), (880, 31808), (896, 31240), (994, 28160), (1024, 27335), (1120, 24992), (1136, 24640), (1232, 22720), (1280, 21868), (1408, 19880), (1420, 19712), (1540, 18176), (1562, 17920), (1760, 15904), (1792, 15620), (1988, 14080), (2240, 12496), (2272, 12320), (2464, 11360), (2485, 11264), (2560, 10934), (2816, 9940), (2840, 9856), (3080, 9088), (3124, 8960), (3520, 7952), (3584, 7810), (3905, 7168), (3976, 7040), (4480, 6248), (4544, 6160), (4928, 5680), (4970, 5632), (5120, 5467)]