71864320

素因数分解:

$2^{12}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 156

約数和(自身を含む): 196092540

約数和(自身を除く): 124228220

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 121, 128, 145, 160, 176, 220, 232, 242, 256, 290, 319, 320, 352, 440, 464, 484, 512, 580, 605, 638, 640, 704, 880, 928, 968, 1024, 1160, 1210, 1276, 1280, 1408, 1595, 1760, 1856, 1936, 2048, 2320, 2420, 2552, 2560, 2816, 3190, 3509, 3520, 3712, 3872, 4096, 4640, 4840, 5104, 5120, 5632, 6380, 7018, 7040, 7424, 7744, 9280, 9680, 10208, 10240, 11264, 12760, 14036, 14080, 14848, 15488, 17545, 18560, 19360, 20416, 20480, 22528, 25520, 28072, 28160, 29696, 30976, 35090, 37120, 38720, 40832, 45056, 51040, 56144, 56320, 59392, 61952, 70180, 74240, 77440, 81664, 102080, 112288, 112640, 118784, 123904, 140360, 148480, 154880, 163328, 204160, 224576, 225280, 247808, 280720, 296960, 309760, 326656, 408320, 449152, 495616, 561440, 593920, 619520, 653312, 816640, 898304, 1122880, 1239040, 1306624, 1633280, 1796608, 2245760, 2478080, 3266560, 3593216, 4491520, 6533120, 7186432, 8983040, 14372864, 17966080, 35932160, 71864320]

約数ペア:

[(1, 71864320), (2, 35932160), (4, 17966080), (5, 14372864), (8, 8983040), (10, 7186432), (11, 6533120), (16, 4491520), (20, 3593216), (22, 3266560), (29, 2478080), (32, 2245760), (40, 1796608), (44, 1633280), (55, 1306624), (58, 1239040), (64, 1122880), (80, 898304), (88, 816640), (110, 653312), (116, 619520), (121, 593920), (128, 561440), (145, 495616), (160, 449152), (176, 408320), (220, 326656), (232, 309760), (242, 296960), (256, 280720), (290, 247808), (319, 225280), (320, 224576), (352, 204160), (440, 163328), (464, 154880), (484, 148480), (512, 140360), (580, 123904), (605, 118784), (638, 112640), (640, 112288), (704, 102080), (880, 81664), (928, 77440), (968, 74240), (1024, 70180), (1160, 61952), (1210, 59392), (1276, 56320), (1280, 56144), (1408, 51040), (1595, 45056), (1760, 40832), (1856, 38720), (1936, 37120), (2048, 35090), (2320, 30976), (2420, 29696), (2552, 28160), (2560, 28072), (2816, 25520), (3190, 22528), (3509, 20480), (3520, 20416), (3712, 19360), (3872, 18560), (4096, 17545), (4640, 15488), (4840, 14848), (5104, 14080), (5120, 14036), (5632, 12760), (6380, 11264), (7018, 10240), (7040, 10208), (7424, 9680), (7744, 9280)]