199904768

素因数分解:

$2^9\times 7^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1$

素因数の和:252

約数の個数: 120

約数和(自身を含む): 487422672

約数和(自身を除く): 287517904

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 193, 224, 238, 256, 272, 289, 386, 448, 476, 512, 544, 578, 772, 896, 952, 1088, 1156, 1351, 1544, 1792, 1904, 2023, 2176, 2312, 2702, 3088, 3281, 3584, 3808, 4046, 4352, 4624, 5404, 6176, 6562, 7616, 8092, 8704, 9248, 10808, 12352, 13124, 15232, 16184, 18496, 21616, 22967, 24704, 26248, 30464, 32368, 36992, 43232, 45934, 49408, 52496, 55777, 60928, 64736, 73984, 86464, 91868, 98816, 104992, 111554, 129472, 147968, 172928, 183736, 209984, 223108, 258944, 345856, 367472, 390439, 419968, 446216, 517888, 691712, 734944, 780878, 839936, 892432, 1035776, 1469888, 1561756, 1679872, 1784864, 2939776, 3123512, 3569728, 5879552, 6247024, 7139456, 11759104, 12494048, 14278912, 24988096, 28557824, 49976192, 99952384, 199904768]

約数ペア:

[(1, 199904768), (2, 99952384), (4, 49976192), (7, 28557824), (8, 24988096), (14, 14278912), (16, 12494048), (17, 11759104), (28, 7139456), (32, 6247024), (34, 5879552), (56, 3569728), (64, 3123512), (68, 2939776), (112, 1784864), (119, 1679872), (128, 1561756), (136, 1469888), (193, 1035776), (224, 892432), (238, 839936), (256, 780878), (272, 734944), (289, 691712), (386, 517888), (448, 446216), (476, 419968), (512, 390439), (544, 367472), (578, 345856), (772, 258944), (896, 223108), (952, 209984), (1088, 183736), (1156, 172928), (1351, 147968), (1544, 129472), (1792, 111554), (1904, 104992), (2023, 98816), (2176, 91868), (2312, 86464), (2702, 73984), (3088, 64736), (3281, 60928), (3584, 55777), (3808, 52496), (4046, 49408), (4352, 45934), (4624, 43232), (5404, 36992), (6176, 32368), (6562, 30464), (7616, 26248), (8092, 24704), (8704, 22967), (9248, 21616), (10808, 18496), (12352, 16184), (13124, 15232)]