257642496

素因数分解:

$2^{12}\times 3^2\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:300

約数の個数: 156

約数和(自身を含む): 773066580

約数和(自身を除く): 515424084

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 64, 72, 87, 96, 116, 128, 144, 174, 192, 232, 241, 256, 261, 288, 348, 384, 464, 482, 512, 522, 576, 696, 723, 768, 928, 964, 1024, 1044, 1152, 1392, 1446, 1536, 1856, 1928, 2048, 2088, 2169, 2304, 2784, 2892, 3072, 3712, 3856, 4096, 4176, 4338, 4608, 5568, 5784, 6144, 6989, 7424, 7712, 8352, 8676, 9216, 11136, 11568, 12288, 13978, 14848, 15424, 16704, 17352, 18432, 20967, 22272, 23136, 27956, 29696, 30848, 33408, 34704, 36864, 41934, 44544, 46272, 55912, 59392, 61696, 62901, 66816, 69408, 83868, 89088, 92544, 111824, 118784, 123392, 125802, 133632, 138816, 167736, 178176, 185088, 223648, 246784, 251604, 267264, 277632, 335472, 356352, 370176, 447296, 493568, 503208, 534528, 555264, 670944, 740352, 894592, 987136, 1006416, 1069056, 1110528, 1341888, 1480704, 1789184, 2012832, 2221056, 2683776, 2961408, 3578368, 4025664, 4442112, 5367552, 7156736, 8051328, 8884224, 10735104, 14313472, 16102656, 21470208, 28626944, 32205312, 42940416, 64410624, 85880832, 128821248, 257642496]

約数ペア:

[(1, 257642496), (2, 128821248), (3, 85880832), (4, 64410624), (6, 42940416), (8, 32205312), (9, 28626944), (12, 21470208), (16, 16102656), (18, 14313472), (24, 10735104), (29, 8884224), (32, 8051328), (36, 7156736), (48, 5367552), (58, 4442112), (64, 4025664), (72, 3578368), (87, 2961408), (96, 2683776), (116, 2221056), (128, 2012832), (144, 1789184), (174, 1480704), (192, 1341888), (232, 1110528), (241, 1069056), (256, 1006416), (261, 987136), (288, 894592), (348, 740352), (384, 670944), (464, 555264), (482, 534528), (512, 503208), (522, 493568), (576, 447296), (696, 370176), (723, 356352), (768, 335472), (928, 277632), (964, 267264), (1024, 251604), (1044, 246784), (1152, 223648), (1392, 185088), (1446, 178176), (1536, 167736), (1856, 138816), (1928, 133632), (2048, 125802), (2088, 123392), (2169, 118784), (2304, 111824), (2784, 92544), (2892, 89088), (3072, 83868), (3712, 69408), (3856, 66816), (4096, 62901), (4176, 61696), (4338, 59392), (4608, 55912), (5568, 46272), (5784, 44544), (6144, 41934), (6989, 36864), (7424, 34704), (7712, 33408), (8352, 30848), (8676, 29696), (9216, 27956), (11136, 23136), (11568, 22272), (12288, 20967), (13978, 18432), (14848, 17352), (15424, 16704)]