2556015616

素因数分解:

$2^{10}\times 7^2\times {\mathrm{11}}^2\times {\mathrm{421}}^1$

素因数の和:477

約数の個数: 198

約数和(自身を含む): 6548725554

約数和(自身を除く): 3992709938

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 121, 128, 154, 176, 196, 224, 242, 256, 308, 352, 392, 421, 448, 484, 512, 539, 616, 704, 784, 842, 847, 896, 968, 1024, 1078, 1232, 1408, 1568, 1684, 1694, 1792, 1936, 2156, 2464, 2816, 2947, 3136, 3368, 3388, 3584, 3872, 4312, 4631, 4928, 5632, 5894, 5929, 6272, 6736, 6776, 7168, 7744, 8624, 9262, 9856, 11264, 11788, 11858, 12544, 13472, 13552, 15488, 17248, 18524, 19712, 20629, 23576, 23716, 25088, 26944, 27104, 30976, 32417, 34496, 37048, 39424, 41258, 47152, 47432, 50176, 50941, 53888, 54208, 61952, 64834, 68992, 74096, 78848, 82516, 94304, 94864, 101882, 107776, 108416, 123904, 129668, 137984, 148192, 165032, 188608, 189728, 203764, 215552, 216832, 226919, 259336, 275968, 296384, 330064, 356587, 377216, 379456, 407528, 431104, 433664, 453838, 518672, 551936, 592768, 660128, 713174, 754432, 758912, 815056, 867328, 907676, 1037344, 1185536, 1320256, 1426348, 1508864, 1517824, 1630112, 1815352, 2074688, 2371072, 2496109, 2640512, 2852696, 3017728, 3035648, 3260224, 3630704, 4149376, 4742144, 4992218, 5281024, 5705392, 6071296, 6520448, 7261408, 8298752, 9984436, 10562048, 11410784, 13040896, 14522816, 16597504, 19968872, 21124096, 22821568, 26081792, 29045632, 33195008, 39937744, 45643136, 52163584, 58091264, 79875488, 91286272, 116182528, 159750976, 182572544, 232365056, 319501952, 365145088, 639003904, 1278007808, 2556015616]

約数ペア:

[(1, 2556015616), (2, 1278007808), (4, 639003904), (7, 365145088), (8, 319501952), (11, 232365056), (14, 182572544), (16, 159750976), (22, 116182528), (28, 91286272), (32, 79875488), (44, 58091264), (49, 52163584), (56, 45643136), (64, 39937744), (77, 33195008), (88, 29045632), (98, 26081792), (112, 22821568), (121, 21124096), (128, 19968872), (154, 16597504), (176, 14522816), (196, 13040896), (224, 11410784), (242, 10562048), (256, 9984436), (308, 8298752), (352, 7261408), (392, 6520448), (421, 6071296), (448, 5705392), (484, 5281024), (512, 4992218), (539, 4742144), (616, 4149376), (704, 3630704), (784, 3260224), (842, 3035648), (847, 3017728), (896, 2852696), (968, 2640512), (1024, 2496109), (1078, 2371072), (1232, 2074688), (1408, 1815352), (1568, 1630112), (1684, 1517824), (1694, 1508864), (1792, 1426348), (1936, 1320256), (2156, 1185536), (2464, 1037344), (2816, 907676), (2947, 867328), (3136, 815056), (3368, 758912), (3388, 754432), (3584, 713174), (3872, 660128), (4312, 592768), (4631, 551936), (4928, 518672), (5632, 453838), (5894, 433664), (5929, 431104), (6272, 407528), (6736, 379456), (6776, 377216), (7168, 356587), (7744, 330064), (8624, 296384), (9262, 275968), (9856, 259336), (11264, 226919), (11788, 216832), (11858, 215552), (12544, 203764), (13472, 189728), (13552, 188608), (15488, 165032), (17248, 148192), (18524, 137984), (19712, 129668), (20629, 123904), (23576, 108416), (23716, 107776), (25088, 101882), (26944, 94864), (27104, 94304), (30976, 82516), (32417, 78848), (34496, 74096), (37048, 68992), (39424, 64834), (41258, 61952), (47152, 54208), (47432, 53888), (50176, 50941)]