261149952

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1624

約数の個数: 144

約数和(自身を含む): 820477952

約数和(自身を除く): 559328000

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 128, 168, 186, 192, 217, 224, 248, 256, 336, 372, 384, 434, 448, 496, 651, 672, 744, 768, 868, 896, 992, 1302, 1344, 1488, 1567, 1736, 1792, 1984, 2604, 2688, 2976, 3134, 3472, 3968, 4701, 5208, 5376, 5952, 6268, 6944, 7936, 9402, 10416, 10969, 11904, 12536, 13888, 18804, 20832, 21938, 23808, 25072, 27776, 32907, 37608, 41664, 43876, 48577, 50144, 55552, 65814, 75216, 83328, 87752, 97154, 100288, 131628, 145731, 150432, 166656, 175504, 194308, 200576, 263256, 291462, 300864, 340039, 351008, 388616, 401152, 526512, 582924, 601728, 680078, 702016, 777232, 1020117, 1053024, 1165848, 1203456, 1360156, 1404032, 1554464, 2040234, 2106048, 2331696, 2720312, 2808064, 3108928, 4080468, 4212096, 4663392, 5440624, 6217856, 8160936, 8424192, 9326784, 10881248, 12435712, 16321872, 18653568, 21762496, 32643744, 37307136, 43524992, 65287488, 87049984, 130574976, 261149952]

約数ペア:

[(1, 261149952), (2, 130574976), (3, 87049984), (4, 65287488), (6, 43524992), (7, 37307136), (8, 32643744), (12, 21762496), (14, 18653568), (16, 16321872), (21, 12435712), (24, 10881248), (28, 9326784), (31, 8424192), (32, 8160936), (42, 6217856), (48, 5440624), (56, 4663392), (62, 4212096), (64, 4080468), (84, 3108928), (93, 2808064), (96, 2720312), (112, 2331696), (124, 2106048), (128, 2040234), (168, 1554464), (186, 1404032), (192, 1360156), (217, 1203456), (224, 1165848), (248, 1053024), (256, 1020117), (336, 777232), (372, 702016), (384, 680078), (434, 601728), (448, 582924), (496, 526512), (651, 401152), (672, 388616), (744, 351008), (768, 340039), (868, 300864), (896, 291462), (992, 263256), (1302, 200576), (1344, 194308), (1488, 175504), (1567, 166656), (1736, 150432), (1792, 145731), (1984, 131628), (2604, 100288), (2688, 97154), (2976, 87752), (3134, 83328), (3472, 75216), (3968, 65814), (4701, 55552), (5208, 50144), (5376, 48577), (5952, 43876), (6268, 41664), (6944, 37608), (7936, 32907), (9402, 27776), (10416, 25072), (10969, 23808), (11904, 21938), (12536, 20832), (13888, 18804)]