128408448

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 256

約数和(自身を含む): 426147840

約数和(自身を除く): 297739392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 31, 32, 42, 46, 48, 56, 62, 64, 67, 69, 84, 92, 93, 96, 112, 124, 128, 134, 138, 161, 168, 184, 186, 192, 201, 217, 224, 248, 268, 276, 322, 336, 368, 372, 384, 402, 434, 448, 469, 483, 496, 536, 552, 644, 651, 672, 713, 736, 744, 804, 868, 896, 938, 966, 992, 1072, 1104, 1288, 1302, 1344, 1407, 1426, 1472, 1488, 1541, 1608, 1736, 1876, 1932, 1984, 2077, 2139, 2144, 2208, 2576, 2604, 2688, 2814, 2852, 2944, 2976, 3082, 3216, 3472, 3752, 3864, 3968, 4154, 4278, 4288, 4416, 4623, 4991, 5152, 5208, 5628, 5704, 5952, 6164, 6231, 6432, 6944, 7504, 7728, 8308, 8556, 8576, 8832, 9246, 9982, 10304, 10416, 10787, 11256, 11408, 11904, 12328, 12462, 12864, 13888, 14539, 14973, 15008, 15456, 16616, 17112, 18492, 19964, 20608, 20832, 21574, 22512, 22816, 24656, 24924, 25728, 27776, 29078, 29946, 30016, 30912, 32361, 33232, 34224, 36984, 39928, 41664, 43148, 43617, 45024, 45632, 47771, 49312, 49848, 58156, 59892, 60032, 61824, 64722, 66464, 68448, 73968, 79856, 83328, 86296, 87234, 90048, 91264, 95542, 98624, 99696, 116312, 119784, 129444, 132928, 136896, 143313, 147936, 159712, 172592, 174468, 180096, 191084, 197248, 199392, 232624, 239568, 258888, 265856, 273792, 286626, 295872, 319424, 334397, 345184, 348936, 382168, 398784, 465248, 479136, 517776, 573252, 591744, 638848, 668794, 690368, 697872, 764336, 797568, 930496, 958272, 1003191, 1035552, 1146504, 1337588, 1380736, 1395744, 1528672, 1860992, 1916544, 2006382, 2071104, 2293008, 2675176, 2791488, 3057344, 4012764, 4142208, 4586016, 5350352, 5582976, 6114688, 8025528, 9172032, 10700704, 16051056, 18344064, 21401408, 32102112, 42802816, 64204224, 128408448]

約数ペア:

[(1, 128408448), (2, 64204224), (3, 42802816), (4, 32102112), (6, 21401408), (7, 18344064), (8, 16051056), (12, 10700704), (14, 9172032), (16, 8025528), (21, 6114688), (23, 5582976), (24, 5350352), (28, 4586016), (31, 4142208), (32, 4012764), (42, 3057344), (46, 2791488), (48, 2675176), (56, 2293008), (62, 2071104), (64, 2006382), (67, 1916544), (69, 1860992), (84, 1528672), (92, 1395744), (93, 1380736), (96, 1337588), (112, 1146504), (124, 1035552), (128, 1003191), (134, 958272), (138, 930496), (161, 797568), (168, 764336), (184, 697872), (186, 690368), (192, 668794), (201, 638848), (217, 591744), (224, 573252), (248, 517776), (268, 479136), (276, 465248), (322, 398784), (336, 382168), (368, 348936), (372, 345184), (384, 334397), (402, 319424), (434, 295872), (448, 286626), (469, 273792), (483, 265856), (496, 258888), (536, 239568), (552, 232624), (644, 199392), (651, 197248), (672, 191084), (713, 180096), (736, 174468), (744, 172592), (804, 159712), (868, 147936), (896, 143313), (938, 136896), (966, 132928), (992, 129444), (1072, 119784), (1104, 116312), (1288, 99696), (1302, 98624), (1344, 95542), (1407, 91264), (1426, 90048), (1472, 87234), (1488, 86296), (1541, 83328), (1608, 79856), (1736, 73968), (1876, 68448), (1932, 66464), (1984, 64722), (2077, 61824), (2139, 60032), (2144, 59892), (2208, 58156), (2576, 49848), (2604, 49312), (2688, 47771), (2814, 45632), (2852, 45024), (2944, 43617), (2976, 43148), (3082, 41664), (3216, 39928), (3472, 36984), (3752, 34224), (3864, 33232), (3968, 32361), (4154, 30912), (4278, 30016), (4288, 29946), (4416, 29078), (4623, 27776), (4991, 25728), (5152, 24924), (5208, 24656), (5628, 22816), (5704, 22512), (5952, 21574), (6164, 20832), (6231, 20608), (6432, 19964), (6944, 18492), (7504, 17112), (7728, 16616), (8308, 15456), (8556, 15008), (8576, 14973), (8832, 14539), (9246, 13888), (9982, 12864), (10304, 12462), (10416, 12328), (10787, 11904), (11256, 11408)]