131557888

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 160

約数和(自身を含む): 339406848

約数和(自身を除く): 207848960

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 47, 56, 64, 71, 77, 88, 94, 112, 128, 142, 154, 176, 188, 224, 256, 284, 308, 329, 352, 376, 448, 497, 512, 517, 568, 616, 658, 704, 752, 781, 896, 994, 1034, 1136, 1232, 1316, 1408, 1504, 1562, 1792, 1988, 2068, 2272, 2464, 2632, 2816, 3008, 3124, 3337, 3584, 3619, 3976, 4136, 4544, 4928, 5264, 5467, 5632, 6016, 6248, 6674, 7238, 7952, 8272, 9088, 9856, 10528, 10934, 12032, 12496, 13348, 14476, 15904, 16544, 18176, 19712, 21056, 21868, 23359, 24064, 24992, 26696, 28952, 31808, 33088, 36352, 36707, 39424, 42112, 43736, 46718, 49984, 53392, 57904, 63616, 66176, 73414, 84224, 87472, 93436, 99968, 106784, 115808, 127232, 132352, 146828, 168448, 174944, 186872, 199936, 213568, 231616, 254464, 256949, 264704, 293656, 349888, 373744, 399872, 427136, 463232, 513898, 587312, 699776, 747488, 854272, 926464, 1027796, 1174624, 1399552, 1494976, 1708544, 1852928, 2055592, 2349248, 2799104, 2989952, 4111184, 4698496, 5979904, 8222368, 9396992, 11959808, 16444736, 18793984, 32889472, 65778944, 131557888]

約数ペア:

[(1, 131557888), (2, 65778944), (4, 32889472), (7, 18793984), (8, 16444736), (11, 11959808), (14, 9396992), (16, 8222368), (22, 5979904), (28, 4698496), (32, 4111184), (44, 2989952), (47, 2799104), (56, 2349248), (64, 2055592), (71, 1852928), (77, 1708544), (88, 1494976), (94, 1399552), (112, 1174624), (128, 1027796), (142, 926464), (154, 854272), (176, 747488), (188, 699776), (224, 587312), (256, 513898), (284, 463232), (308, 427136), (329, 399872), (352, 373744), (376, 349888), (448, 293656), (497, 264704), (512, 256949), (517, 254464), (568, 231616), (616, 213568), (658, 199936), (704, 186872), (752, 174944), (781, 168448), (896, 146828), (994, 132352), (1034, 127232), (1136, 115808), (1232, 106784), (1316, 99968), (1408, 93436), (1504, 87472), (1562, 84224), (1792, 73414), (1988, 66176), (2068, 63616), (2272, 57904), (2464, 53392), (2632, 49984), (2816, 46718), (3008, 43736), (3124, 42112), (3337, 39424), (3584, 36707), (3619, 36352), (3976, 33088), (4136, 31808), (4544, 28952), (4928, 26696), (5264, 24992), (5467, 24064), (5632, 23359), (6016, 21868), (6248, 21056), (6674, 19712), (7238, 18176), (7952, 16544), (8272, 15904), (9088, 14476), (9856, 13348), (10528, 12496), (10934, 12032)]