257458176

素因数分解:

$2^{15}\times 3^4\times {\mathrm{97}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 777114030

約数和(自身を除く): 519655854

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 97, 108, 128, 144, 162, 192, 194, 216, 256, 288, 291, 324, 384, 388, 432, 512, 576, 582, 648, 768, 776, 864, 873, 1024, 1152, 1164, 1296, 1536, 1552, 1728, 1746, 2048, 2304, 2328, 2592, 2619, 3072, 3104, 3456, 3492, 4096, 4608, 4656, 5184, 5238, 6144, 6208, 6912, 6984, 7857, 8192, 9216, 9312, 10368, 10476, 12288, 12416, 13824, 13968, 15714, 16384, 18432, 18624, 20736, 20952, 24576, 24832, 27648, 27936, 31428, 32768, 36864, 37248, 41472, 41904, 49152, 49664, 55296, 55872, 62856, 73728, 74496, 82944, 83808, 98304, 99328, 110592, 111744, 125712, 147456, 148992, 165888, 167616, 198656, 221184, 223488, 251424, 294912, 297984, 331776, 335232, 397312, 442368, 446976, 502848, 595968, 663552, 670464, 794624, 884736, 893952, 1005696, 1191936, 1327104, 1340928, 1589248, 1787904, 2011392, 2383872, 2654208, 2681856, 3178496, 3575808, 4022784, 4767744, 5363712, 7151616, 8045568, 9535488, 10727424, 14303232, 16091136, 21454848, 28606464, 32182272, 42909696, 64364544, 85819392, 128729088, 257458176]

約数ペア:

[(1, 257458176), (2, 128729088), (3, 85819392), (4, 64364544), (6, 42909696), (8, 32182272), (9, 28606464), (12, 21454848), (16, 16091136), (18, 14303232), (24, 10727424), (27, 9535488), (32, 8045568), (36, 7151616), (48, 5363712), (54, 4767744), (64, 4022784), (72, 3575808), (81, 3178496), (96, 2681856), (97, 2654208), (108, 2383872), (128, 2011392), (144, 1787904), (162, 1589248), (192, 1340928), (194, 1327104), (216, 1191936), (256, 1005696), (288, 893952), (291, 884736), (324, 794624), (384, 670464), (388, 663552), (432, 595968), (512, 502848), (576, 446976), (582, 442368), (648, 397312), (768, 335232), (776, 331776), (864, 297984), (873, 294912), (1024, 251424), (1152, 223488), (1164, 221184), (1296, 198656), (1536, 167616), (1552, 165888), (1728, 148992), (1746, 147456), (2048, 125712), (2304, 111744), (2328, 110592), (2592, 99328), (2619, 98304), (3072, 83808), (3104, 82944), (3456, 74496), (3492, 73728), (4096, 62856), (4608, 55872), (4656, 55296), (5184, 49664), (5238, 49152), (6144, 41904), (6208, 41472), (6912, 37248), (6984, 36864), (7857, 32768), (8192, 31428), (9216, 27936), (9312, 27648), (10368, 24832), (10476, 24576), (12288, 20952), (12416, 20736), (13824, 18624), (13968, 18432), (15714, 16384)]