855526144

素因数分解:

$2^8\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:498

約数の個数: 108

約数和(自身を含む): 1908401040

約数和(自身を除く): 1052874896

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 121, 128, 142, 176, 242, 256, 284, 352, 389, 484, 568, 704, 778, 781, 968, 1136, 1408, 1556, 1562, 1936, 2272, 2816, 3112, 3124, 3872, 4279, 4544, 6224, 6248, 7744, 8558, 8591, 9088, 12448, 12496, 15488, 17116, 17182, 18176, 24896, 24992, 27619, 30976, 34232, 34364, 47069, 49792, 49984, 55238, 68464, 68728, 94138, 99584, 99968, 110476, 136928, 137456, 188276, 199936, 220952, 273856, 274912, 303809, 376552, 441904, 547712, 549824, 607618, 753104, 883808, 1095424, 1099648, 1215236, 1506208, 1767616, 2199296, 2430472, 3012416, 3341899, 3535232, 4860944, 6024832, 6683798, 7070464, 9721888, 12049664, 13367596, 19443776, 26735192, 38887552, 53470384, 77775104, 106940768, 213881536, 427763072, 855526144]

約数ペア:

[(1, 855526144), (2, 427763072), (4, 213881536), (8, 106940768), (11, 77775104), (16, 53470384), (22, 38887552), (32, 26735192), (44, 19443776), (64, 13367596), (71, 12049664), (88, 9721888), (121, 7070464), (128, 6683798), (142, 6024832), (176, 4860944), (242, 3535232), (256, 3341899), (284, 3012416), (352, 2430472), (389, 2199296), (484, 1767616), (568, 1506208), (704, 1215236), (778, 1099648), (781, 1095424), (968, 883808), (1136, 753104), (1408, 607618), (1556, 549824), (1562, 547712), (1936, 441904), (2272, 376552), (2816, 303809), (3112, 274912), (3124, 273856), (3872, 220952), (4279, 199936), (4544, 188276), (6224, 137456), (6248, 136928), (7744, 110476), (8558, 99968), (8591, 99584), (9088, 94138), (12448, 68728), (12496, 68464), (15488, 55238), (17116, 49984), (17182, 49792), (18176, 47069), (24896, 34364), (24992, 34232), (27619, 30976)]