251841024

素因数分解:

$2^9\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:139

約数の個数: 240

約数和(自身を含む): 786449664

約数和(自身を除く): 534608640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 41, 43, 48, 62, 64, 72, 82, 86, 93, 96, 123, 124, 128, 129, 144, 164, 172, 186, 192, 246, 248, 256, 258, 279, 288, 328, 344, 369, 372, 384, 387, 492, 496, 512, 516, 558, 576, 656, 688, 738, 744, 768, 774, 984, 992, 1032, 1116, 1152, 1271, 1312, 1333, 1376, 1476, 1488, 1536, 1548, 1763, 1968, 1984, 2064, 2232, 2304, 2542, 2624, 2666, 2752, 2952, 2976, 3096, 3526, 3813, 3936, 3968, 3999, 4128, 4464, 4608, 5084, 5248, 5289, 5332, 5504, 5904, 5952, 6192, 7052, 7626, 7872, 7936, 7998, 8256, 8928, 10168, 10496, 10578, 10664, 11008, 11439, 11808, 11904, 11997, 12384, 14104, 15252, 15744, 15867, 15872, 15996, 16512, 17856, 20336, 20992, 21156, 21328, 22016, 22878, 23616, 23808, 23994, 24768, 28208, 30504, 31488, 31734, 31992, 33024, 35712, 40672, 42312, 42656, 45756, 47232, 47616, 47988, 49536, 54653, 56416, 61008, 62976, 63468, 63984, 66048, 71424, 81344, 84624, 85312, 91512, 94464, 95976, 99072, 109306, 112832, 122016, 126936, 127968, 142848, 162688, 163959, 169248, 170624, 183024, 188928, 191952, 198144, 218612, 225664, 244032, 253872, 255936, 325376, 327918, 338496, 341248, 366048, 383904, 437224, 451328, 488064, 491877, 507744, 511872, 650752, 655836, 676992, 682496, 732096, 767808, 874448, 902656, 976128, 983754, 1015488, 1023744, 1311672, 1353984, 1464192, 1535616, 1748896, 1952256, 1967508, 2030976, 2047488, 2623344, 2707968, 2928384, 3071232, 3497792, 3935016, 4061952, 5246688, 5856768, 6142464, 6995584, 7870032, 8123904, 10493376, 13991168, 15740064, 20986752, 27982336, 31480128, 41973504, 62960256, 83947008, 125920512, 251841024]

約数ペア:

[(1, 251841024), (2, 125920512), (3, 83947008), (4, 62960256), (6, 41973504), (8, 31480128), (9, 27982336), (12, 20986752), (16, 15740064), (18, 13991168), (24, 10493376), (31, 8123904), (32, 7870032), (36, 6995584), (41, 6142464), (43, 5856768), (48, 5246688), (62, 4061952), (64, 3935016), (72, 3497792), (82, 3071232), (86, 2928384), (93, 2707968), (96, 2623344), (123, 2047488), (124, 2030976), (128, 1967508), (129, 1952256), (144, 1748896), (164, 1535616), (172, 1464192), (186, 1353984), (192, 1311672), (246, 1023744), (248, 1015488), (256, 983754), (258, 976128), (279, 902656), (288, 874448), (328, 767808), (344, 732096), (369, 682496), (372, 676992), (384, 655836), (387, 650752), (492, 511872), (496, 507744), (512, 491877), (516, 488064), (558, 451328), (576, 437224), (656, 383904), (688, 366048), (738, 341248), (744, 338496), (768, 327918), (774, 325376), (984, 255936), (992, 253872), (1032, 244032), (1116, 225664), (1152, 218612), (1271, 198144), (1312, 191952), (1333, 188928), (1376, 183024), (1476, 170624), (1488, 169248), (1536, 163959), (1548, 162688), (1763, 142848), (1968, 127968), (1984, 126936), (2064, 122016), (2232, 112832), (2304, 109306), (2542, 99072), (2624, 95976), (2666, 94464), (2752, 91512), (2952, 85312), (2976, 84624), (3096, 81344), (3526, 71424), (3813, 66048), (3936, 63984), (3968, 63468), (3999, 62976), (4128, 61008), (4464, 56416), (4608, 54653), (5084, 49536), (5248, 47988), (5289, 47616), (5332, 47232), (5504, 45756), (5904, 42656), (5952, 42312), (6192, 40672), (7052, 35712), (7626, 33024), (7872, 31992), (7936, 31734), (7998, 31488), (8256, 30504), (8928, 28208), (10168, 24768), (10496, 23994), (10578, 23808), (10664, 23616), (11008, 22878), (11439, 22016), (11808, 21328), (11904, 21156), (11997, 20992), (12384, 20336), (14104, 17856), (15252, 16512), (15744, 15996), (15867, 15872)]