257407632

素因数分解:

$2^4\times 3^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 200

約数和(自身を含む): 792211200

約数和(自身を除く): 534803568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 43, 48, 54, 62, 72, 81, 86, 93, 108, 124, 129, 144, 149, 162, 172, 186, 216, 248, 258, 279, 298, 324, 344, 372, 387, 432, 447, 496, 516, 558, 596, 648, 688, 744, 774, 837, 894, 1032, 1116, 1161, 1192, 1296, 1333, 1341, 1488, 1548, 1674, 1788, 2064, 2232, 2322, 2384, 2511, 2666, 2682, 3096, 3348, 3483, 3576, 3999, 4023, 4464, 4619, 4644, 5022, 5332, 5364, 6192, 6407, 6696, 6966, 7152, 7998, 8046, 9238, 9288, 10044, 10664, 10728, 11997, 12069, 12814, 13392, 13857, 13932, 15996, 16092, 18476, 18576, 19221, 20088, 21328, 21456, 23994, 24138, 25628, 27714, 27864, 31992, 32184, 35991, 36952, 38442, 40176, 41571, 47988, 48276, 51256, 55428, 55728, 57663, 63984, 64368, 71982, 73904, 76884, 83142, 95976, 96552, 102512, 107973, 110856, 115326, 124713, 143964, 153768, 166284, 172989, 191952, 193104, 198617, 215946, 221712, 230652, 249426, 287928, 307536, 332568, 345978, 374139, 397234, 431892, 461304, 498852, 518967, 575856, 595851, 665136, 691956, 748278, 794468, 863784, 922608, 997704, 1037934, 1191702, 1383912, 1496556, 1588936, 1727568, 1787553, 1995408, 2075868, 2383404, 2767824, 2993112, 3177872, 3575106, 4151736, 4766808, 5362659, 5986224, 7150212, 8303472, 9533616, 10725318, 14300424, 16087977, 21450636, 28600848, 32175954, 42901272, 64351908, 85802544, 128703816, 257407632]

約数ペア:

[(1, 257407632), (2, 128703816), (3, 85802544), (4, 64351908), (6, 42901272), (8, 32175954), (9, 28600848), (12, 21450636), (16, 16087977), (18, 14300424), (24, 10725318), (27, 9533616), (31, 8303472), (36, 7150212), (43, 5986224), (48, 5362659), (54, 4766808), (62, 4151736), (72, 3575106), (81, 3177872), (86, 2993112), (93, 2767824), (108, 2383404), (124, 2075868), (129, 1995408), (144, 1787553), (149, 1727568), (162, 1588936), (172, 1496556), (186, 1383912), (216, 1191702), (248, 1037934), (258, 997704), (279, 922608), (298, 863784), (324, 794468), (344, 748278), (372, 691956), (387, 665136), (432, 595851), (447, 575856), (496, 518967), (516, 498852), (558, 461304), (596, 431892), (648, 397234), (688, 374139), (744, 345978), (774, 332568), (837, 307536), (894, 287928), (1032, 249426), (1116, 230652), (1161, 221712), (1192, 215946), (1296, 198617), (1333, 193104), (1341, 191952), (1488, 172989), (1548, 166284), (1674, 153768), (1788, 143964), (2064, 124713), (2232, 115326), (2322, 110856), (2384, 107973), (2511, 102512), (2666, 96552), (2682, 95976), (3096, 83142), (3348, 76884), (3483, 73904), (3576, 71982), (3999, 64368), (4023, 63984), (4464, 57663), (4619, 55728), (4644, 55428), (5022, 51256), (5332, 48276), (5364, 47988), (6192, 41571), (6407, 40176), (6696, 38442), (6966, 36952), (7152, 35991), (7998, 32184), (8046, 31992), (9238, 27864), (9288, 27714), (10044, 25628), (10664, 24138), (10728, 23994), (11997, 21456), (12069, 21328), (12814, 20088), (13392, 19221), (13857, 18576), (13932, 18476), (15996, 16092)]