31771776

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 128

約数和(自身を含む): 92828160

約数和(自身を除く): 61056384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 32, 34, 48, 51, 62, 64, 68, 93, 96, 102, 124, 128, 136, 157, 186, 192, 204, 248, 272, 314, 372, 384, 408, 471, 496, 527, 544, 628, 744, 816, 942, 992, 1054, 1088, 1256, 1488, 1581, 1632, 1884, 1984, 2108, 2176, 2512, 2669, 2976, 3162, 3264, 3768, 3968, 4216, 4867, 5024, 5338, 5952, 6324, 6528, 7536, 8007, 8432, 9734, 10048, 10676, 11904, 12648, 14601, 15072, 16014, 16864, 19468, 20096, 21352, 25296, 29202, 30144, 32028, 33728, 38936, 42704, 50592, 58404, 60288, 64056, 67456, 77872, 82739, 85408, 101184, 116808, 128112, 155744, 165478, 170816, 202368, 233616, 248217, 256224, 311488, 330956, 341632, 467232, 496434, 512448, 622976, 661912, 934464, 992868, 1024896, 1323824, 1868928, 1985736, 2647648, 3971472, 5295296, 7942944, 10590592, 15885888, 31771776]

約数ペア:

[(1, 31771776), (2, 15885888), (3, 10590592), (4, 7942944), (6, 5295296), (8, 3971472), (12, 2647648), (16, 1985736), (17, 1868928), (24, 1323824), (31, 1024896), (32, 992868), (34, 934464), (48, 661912), (51, 622976), (62, 512448), (64, 496434), (68, 467232), (93, 341632), (96, 330956), (102, 311488), (124, 256224), (128, 248217), (136, 233616), (157, 202368), (186, 170816), (192, 165478), (204, 155744), (248, 128112), (272, 116808), (314, 101184), (372, 85408), (384, 82739), (408, 77872), (471, 67456), (496, 64056), (527, 60288), (544, 58404), (628, 50592), (744, 42704), (816, 38936), (942, 33728), (992, 32028), (1054, 30144), (1088, 29202), (1256, 25296), (1488, 21352), (1581, 20096), (1632, 19468), (1884, 16864), (1984, 16014), (2108, 15072), (2176, 14601), (2512, 12648), (2669, 11904), (2976, 10676), (3162, 10048), (3264, 9734), (3768, 8432), (3968, 8007), (4216, 7536), (4867, 6528), (5024, 6324), (5338, 5952)]