261727488

素因数分解:

$2^8\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:505

約数の個数: 216

約数和(自身を含む): 860932800

約数和(自身を除く): 599205312

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 32, 33, 36, 44, 46, 48, 64, 66, 69, 72, 88, 92, 96, 99, 128, 132, 138, 144, 176, 184, 192, 198, 207, 253, 256, 264, 276, 288, 352, 368, 384, 396, 414, 449, 506, 528, 552, 576, 704, 736, 759, 768, 792, 828, 898, 1012, 1056, 1104, 1152, 1347, 1408, 1472, 1518, 1584, 1656, 1796, 2024, 2112, 2208, 2277, 2304, 2694, 2816, 2944, 3036, 3168, 3312, 3592, 4041, 4048, 4224, 4416, 4554, 4939, 5388, 5888, 6072, 6336, 6624, 7184, 8082, 8096, 8448, 8832, 9108, 9878, 10327, 10776, 12144, 12672, 13248, 14368, 14817, 16164, 16192, 17664, 18216, 19756, 20654, 21552, 24288, 25344, 26496, 28736, 29634, 30981, 32328, 32384, 36432, 39512, 41308, 43104, 44451, 48576, 52992, 57472, 59268, 61962, 64656, 64768, 72864, 79024, 82616, 86208, 88902, 92943, 97152, 113597, 114944, 118536, 123924, 129312, 145728, 158048, 165232, 172416, 177804, 185886, 194304, 227194, 237072, 247848, 258624, 291456, 316096, 330464, 340791, 344832, 355608, 371772, 454388, 474144, 495696, 517248, 582912, 632192, 660928, 681582, 711216, 743544, 908776, 948288, 991392, 1022373, 1034496, 1264384, 1321856, 1363164, 1422432, 1487088, 1817552, 1896576, 1982784, 2044746, 2643712, 2726328, 2844864, 2974176, 3635104, 3793152, 3965568, 4089492, 5452656, 5689728, 5948352, 7270208, 7931136, 8178984, 10905312, 11379456, 11896704, 14540416, 16357968, 21810624, 23793408, 29080832, 32715936, 43621248, 65431872, 87242496, 130863744, 261727488]

約数ペア:

[(1, 261727488), (2, 130863744), (3, 87242496), (4, 65431872), (6, 43621248), (8, 32715936), (9, 29080832), (11, 23793408), (12, 21810624), (16, 16357968), (18, 14540416), (22, 11896704), (23, 11379456), (24, 10905312), (32, 8178984), (33, 7931136), (36, 7270208), (44, 5948352), (46, 5689728), (48, 5452656), (64, 4089492), (66, 3965568), (69, 3793152), (72, 3635104), (88, 2974176), (92, 2844864), (96, 2726328), (99, 2643712), (128, 2044746), (132, 1982784), (138, 1896576), (144, 1817552), (176, 1487088), (184, 1422432), (192, 1363164), (198, 1321856), (207, 1264384), (253, 1034496), (256, 1022373), (264, 991392), (276, 948288), (288, 908776), (352, 743544), (368, 711216), (384, 681582), (396, 660928), (414, 632192), (449, 582912), (506, 517248), (528, 495696), (552, 474144), (576, 454388), (704, 371772), (736, 355608), (759, 344832), (768, 340791), (792, 330464), (828, 316096), (898, 291456), (1012, 258624), (1056, 247848), (1104, 237072), (1152, 227194), (1347, 194304), (1408, 185886), (1472, 177804), (1518, 172416), (1584, 165232), (1656, 158048), (1796, 145728), (2024, 129312), (2112, 123924), (2208, 118536), (2277, 114944), (2304, 113597), (2694, 97152), (2816, 92943), (2944, 88902), (3036, 86208), (3168, 82616), (3312, 79024), (3592, 72864), (4041, 64768), (4048, 64656), (4224, 61962), (4416, 59268), (4554, 57472), (4939, 52992), (5388, 48576), (5888, 44451), (6072, 43104), (6336, 41308), (6624, 39512), (7184, 36432), (8082, 32384), (8096, 32328), (8448, 30981), (8832, 29634), (9108, 28736), (9878, 26496), (10327, 25344), (10776, 24288), (12144, 21552), (12672, 20654), (13248, 19756), (14368, 18216), (14817, 17664), (16164, 16192)]