71221248

素因数分解:

$2^{14}\times 3^3\times 7^1\times {\mathrm{23}}^1$

素因数の和:67

約数の個数: 240

約数和(自身を含む): 251650560

約数和(自身を除く): 180429312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 64, 69, 72, 84, 92, 96, 108, 112, 126, 128, 138, 144, 161, 168, 184, 189, 192, 207, 216, 224, 252, 256, 276, 288, 322, 336, 368, 378, 384, 414, 432, 448, 483, 504, 512, 552, 576, 621, 644, 672, 736, 756, 768, 828, 864, 896, 966, 1008, 1024, 1104, 1152, 1242, 1288, 1344, 1449, 1472, 1512, 1536, 1656, 1728, 1792, 1932, 2016, 2048, 2208, 2304, 2484, 2576, 2688, 2898, 2944, 3024, 3072, 3312, 3456, 3584, 3864, 4032, 4096, 4347, 4416, 4608, 4968, 5152, 5376, 5796, 5888, 6048, 6144, 6624, 6912, 7168, 7728, 8064, 8192, 8694, 8832, 9216, 9936, 10304, 10752, 11592, 11776, 12096, 12288, 13248, 13824, 14336, 15456, 16128, 16384, 17388, 17664, 18432, 19872, 20608, 21504, 23184, 23552, 24192, 24576, 26496, 27648, 28672, 30912, 32256, 34776, 35328, 36864, 39744, 41216, 43008, 46368, 47104, 48384, 49152, 52992, 55296, 57344, 61824, 64512, 69552, 70656, 73728, 79488, 82432, 86016, 92736, 94208, 96768, 105984, 110592, 114688, 123648, 129024, 139104, 141312, 147456, 158976, 164864, 172032, 185472, 188416, 193536, 211968, 221184, 247296, 258048, 278208, 282624, 317952, 329728, 344064, 370944, 376832, 387072, 423936, 442368, 494592, 516096, 556416, 565248, 635904, 659456, 741888, 774144, 847872, 989184, 1032192, 1112832, 1130496, 1271808, 1318912, 1483776, 1548288, 1695744, 1978368, 2225664, 2543616, 2637824, 2967552, 3096576, 3391488, 3956736, 4451328, 5087232, 5935104, 7913472, 8902656, 10174464, 11870208, 17805312, 23740416, 35610624, 71221248]

約数ペア:

[(1, 71221248), (2, 35610624), (3, 23740416), (4, 17805312), (6, 11870208), (7, 10174464), (8, 8902656), (9, 7913472), (12, 5935104), (14, 5087232), (16, 4451328), (18, 3956736), (21, 3391488), (23, 3096576), (24, 2967552), (27, 2637824), (28, 2543616), (32, 2225664), (36, 1978368), (42, 1695744), (46, 1548288), (48, 1483776), (54, 1318912), (56, 1271808), (63, 1130496), (64, 1112832), (69, 1032192), (72, 989184), (84, 847872), (92, 774144), (96, 741888), (108, 659456), (112, 635904), (126, 565248), (128, 556416), (138, 516096), (144, 494592), (161, 442368), (168, 423936), (184, 387072), (189, 376832), (192, 370944), (207, 344064), (216, 329728), (224, 317952), (252, 282624), (256, 278208), (276, 258048), (288, 247296), (322, 221184), (336, 211968), (368, 193536), (378, 188416), (384, 185472), (414, 172032), (432, 164864), (448, 158976), (483, 147456), (504, 141312), (512, 139104), (552, 129024), (576, 123648), (621, 114688), (644, 110592), (672, 105984), (736, 96768), (756, 94208), (768, 92736), (828, 86016), (864, 82432), (896, 79488), (966, 73728), (1008, 70656), (1024, 69552), (1104, 64512), (1152, 61824), (1242, 57344), (1288, 55296), (1344, 52992), (1449, 49152), (1472, 48384), (1512, 47104), (1536, 46368), (1656, 43008), (1728, 41216), (1792, 39744), (1932, 36864), (2016, 35328), (2048, 34776), (2208, 32256), (2304, 30912), (2484, 28672), (2576, 27648), (2688, 26496), (2898, 24576), (2944, 24192), (3024, 23552), (3072, 23184), (3312, 21504), (3456, 20608), (3584, 19872), (3864, 18432), (4032, 17664), (4096, 17388), (4347, 16384), (4416, 16128), (4608, 15456), (4968, 14336), (5152, 13824), (5376, 13248), (5796, 12288), (5888, 12096), (6048, 11776), (6144, 11592), (6624, 10752), (6912, 10304), (7168, 9936), (7728, 9216), (8064, 8832), (8192, 8694)]