205340928

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 596815296

約数和(自身を除く): 391474368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 131, 156, 157, 192, 208, 256, 262, 312, 314, 384, 393, 416, 471, 524, 624, 628, 768, 786, 832, 942, 1048, 1248, 1256, 1572, 1664, 1703, 1884, 2041, 2096, 2496, 2512, 3144, 3328, 3406, 3768, 4082, 4192, 4992, 5024, 5109, 6123, 6288, 6812, 7536, 8164, 8384, 9984, 10048, 10218, 12246, 12576, 13624, 15072, 16328, 16768, 20096, 20436, 20567, 24492, 25152, 27248, 30144, 32656, 33536, 40192, 40872, 41134, 48984, 50304, 54496, 60288, 61701, 65312, 81744, 82268, 97968, 100608, 108992, 120576, 123402, 130624, 163488, 164536, 195936, 217984, 246804, 261248, 267371, 326976, 329072, 391872, 435968, 493608, 522496, 534742, 653952, 658144, 783744, 802113, 987216, 1069484, 1307904, 1316288, 1567488, 1604226, 1974432, 2138968, 2632576, 3208452, 3948864, 4277936, 5265152, 6416904, 7897728, 8555872, 12833808, 15795456, 17111744, 25667616, 34223488, 51335232, 68446976, 102670464, 205340928]

約数ペア:

[(1, 205340928), (2, 102670464), (3, 68446976), (4, 51335232), (6, 34223488), (8, 25667616), (12, 17111744), (13, 15795456), (16, 12833808), (24, 8555872), (26, 7897728), (32, 6416904), (39, 5265152), (48, 4277936), (52, 3948864), (64, 3208452), (78, 2632576), (96, 2138968), (104, 1974432), (128, 1604226), (131, 1567488), (156, 1316288), (157, 1307904), (192, 1069484), (208, 987216), (256, 802113), (262, 783744), (312, 658144), (314, 653952), (384, 534742), (393, 522496), (416, 493608), (471, 435968), (524, 391872), (624, 329072), (628, 326976), (768, 267371), (786, 261248), (832, 246804), (942, 217984), (1048, 195936), (1248, 164536), (1256, 163488), (1572, 130624), (1664, 123402), (1703, 120576), (1884, 108992), (2041, 100608), (2096, 97968), (2496, 82268), (2512, 81744), (3144, 65312), (3328, 61701), (3406, 60288), (3768, 54496), (4082, 50304), (4192, 48984), (4992, 41134), (5024, 40872), (5109, 40192), (6123, 33536), (6288, 32656), (6812, 30144), (7536, 27248), (8164, 25152), (8384, 24492), (9984, 20567), (10048, 20436), (10218, 20096), (12246, 16768), (12576, 16328), (13624, 15072)]