239123456

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 176

約数和(自身を含む): 594252288

約数和(自身を除く): 355128832

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 23, 26, 32, 44, 46, 52, 64, 71, 88, 92, 104, 128, 142, 143, 176, 184, 208, 253, 256, 284, 286, 299, 352, 368, 416, 506, 512, 568, 572, 598, 704, 736, 781, 832, 923, 1012, 1024, 1136, 1144, 1196, 1408, 1472, 1562, 1633, 1664, 1846, 2024, 2272, 2288, 2392, 2816, 2944, 3124, 3266, 3289, 3328, 3692, 4048, 4544, 4576, 4784, 5632, 5888, 6248, 6532, 6578, 6656, 7384, 8096, 9088, 9152, 9568, 10153, 11264, 11776, 12496, 13064, 13156, 13312, 14768, 16192, 17963, 18176, 18304, 19136, 20306, 21229, 23552, 24992, 26128, 26312, 29536, 32384, 35926, 36352, 36608, 38272, 40612, 42458, 49984, 52256, 52624, 59072, 64768, 71852, 72704, 73216, 76544, 81224, 84916, 99968, 104512, 105248, 118144, 129536, 143704, 146432, 153088, 162448, 169832, 199936, 209024, 210496, 233519, 236288, 259072, 287408, 306176, 324896, 339664, 399872, 418048, 420992, 467038, 472576, 574816, 649792, 679328, 799744, 836096, 841984, 934076, 945152, 1149632, 1299584, 1358656, 1672192, 1683968, 1868152, 2299264, 2599168, 2717312, 3367936, 3736304, 4598528, 5198336, 5434624, 7472608, 9197056, 10396672, 10869248, 14945216, 18394112, 21738496, 29890432, 59780864, 119561728, 239123456]

約数ペア:

[(1, 239123456), (2, 119561728), (4, 59780864), (8, 29890432), (11, 21738496), (13, 18394112), (16, 14945216), (22, 10869248), (23, 10396672), (26, 9197056), (32, 7472608), (44, 5434624), (46, 5198336), (52, 4598528), (64, 3736304), (71, 3367936), (88, 2717312), (92, 2599168), (104, 2299264), (128, 1868152), (142, 1683968), (143, 1672192), (176, 1358656), (184, 1299584), (208, 1149632), (253, 945152), (256, 934076), (284, 841984), (286, 836096), (299, 799744), (352, 679328), (368, 649792), (416, 574816), (506, 472576), (512, 467038), (568, 420992), (572, 418048), (598, 399872), (704, 339664), (736, 324896), (781, 306176), (832, 287408), (923, 259072), (1012, 236288), (1024, 233519), (1136, 210496), (1144, 209024), (1196, 199936), (1408, 169832), (1472, 162448), (1562, 153088), (1633, 146432), (1664, 143704), (1846, 129536), (2024, 118144), (2272, 105248), (2288, 104512), (2392, 99968), (2816, 84916), (2944, 81224), (3124, 76544), (3266, 73216), (3289, 72704), (3328, 71852), (3692, 64768), (4048, 59072), (4544, 52624), (4576, 52256), (4784, 49984), (5632, 42458), (5888, 40612), (6248, 38272), (6532, 36608), (6578, 36352), (6656, 35926), (7384, 32384), (8096, 29536), (9088, 26312), (9152, 26128), (9568, 24992), (10153, 23552), (11264, 21229), (11776, 20306), (12496, 19136), (13064, 18304), (13156, 18176), (13312, 17963), (14768, 16192)]