257036544

素因数分解:

$2^8\times 3^3\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:973

約数の個数: 144

約数和(自身を含む): 779499840

約数和(自身を除く): 522463296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 72, 82, 96, 108, 123, 128, 144, 164, 192, 216, 246, 256, 288, 328, 369, 384, 432, 492, 576, 656, 738, 768, 864, 907, 984, 1107, 1152, 1312, 1476, 1728, 1814, 1968, 2214, 2304, 2624, 2721, 2952, 3456, 3628, 3936, 4428, 5248, 5442, 5904, 6912, 7256, 7872, 8163, 8856, 10496, 10884, 11808, 14512, 15744, 16326, 17712, 21768, 23616, 24489, 29024, 31488, 32652, 35424, 37187, 43536, 47232, 48978, 58048, 65304, 70848, 74374, 87072, 94464, 97956, 111561, 116096, 130608, 141696, 148748, 174144, 195912, 223122, 232192, 261216, 283392, 297496, 334683, 348288, 391824, 446244, 522432, 594992, 669366, 696576, 783648, 892488, 1004049, 1044864, 1189984, 1338732, 1567296, 1784976, 2008098, 2089728, 2379968, 2677464, 3134592, 3569952, 4016196, 4759936, 5354928, 6269184, 7139904, 8032392, 9519872, 10709856, 14279808, 16064784, 21419712, 28559616, 32129568, 42839424, 64259136, 85678848, 128518272, 257036544]

約数ペア:

[(1, 257036544), (2, 128518272), (3, 85678848), (4, 64259136), (6, 42839424), (8, 32129568), (9, 28559616), (12, 21419712), (16, 16064784), (18, 14279808), (24, 10709856), (27, 9519872), (32, 8032392), (36, 7139904), (41, 6269184), (48, 5354928), (54, 4759936), (64, 4016196), (72, 3569952), (82, 3134592), (96, 2677464), (108, 2379968), (123, 2089728), (128, 2008098), (144, 1784976), (164, 1567296), (192, 1338732), (216, 1189984), (246, 1044864), (256, 1004049), (288, 892488), (328, 783648), (369, 696576), (384, 669366), (432, 594992), (492, 522432), (576, 446244), (656, 391824), (738, 348288), (768, 334683), (864, 297496), (907, 283392), (984, 261216), (1107, 232192), (1152, 223122), (1312, 195912), (1476, 174144), (1728, 148748), (1814, 141696), (1968, 130608), (2214, 116096), (2304, 111561), (2624, 97956), (2721, 94464), (2952, 87072), (3456, 74374), (3628, 70848), (3936, 65304), (4428, 58048), (5248, 48978), (5442, 47232), (5904, 43536), (6912, 37187), (7256, 35424), (7872, 32652), (8163, 31488), (8856, 29024), (10496, 24489), (10884, 23616), (11808, 21768), (14512, 17712), (15744, 16326)]