143728640

素因数分解:

$2^{13}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1$

素因数の和:82

約数の個数: 168

約数和(自身を含む): 392209020

約数和(自身を除く): 248480380

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, 8192, 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, 40960, 45056, 51040, 56144, 56320, 59392, 61952, 70180, 74240, 77440, 81664, 90112, 102080, 112288, 112640, 118784, 123904, 140360, 148480, 154880, 163328, 204160, 224576, 225280, 237568, 247808, 280720, 296960, 309760, 326656, 408320, 449152, 450560, 495616, 561440, 593920, 619520, 653312, 816640, 898304, 991232, 1122880, 1187840, 1239040, 1306624, 1633280, 1796608, 2245760, 2478080, 2613248, 3266560, 3593216, 4491520, 4956160, 6533120, 7186432, 8983040, 13066240, 14372864, 17966080, 28745728, 35932160, 71864320, 143728640]

約数ペア:

[(1, 143728640), (2, 71864320), (4, 35932160), (5, 28745728), (8, 17966080), (10, 14372864), (11, 13066240), (16, 8983040), (20, 7186432), (22, 6533120), (29, 4956160), (32, 4491520), (40, 3593216), (44, 3266560), (55, 2613248), (58, 2478080), (64, 2245760), (80, 1796608), (88, 1633280), (110, 1306624), (116, 1239040), (121, 1187840), (128, 1122880), (145, 991232), (160, 898304), (176, 816640), (220, 653312), (232, 619520), (242, 593920), (256, 561440), (290, 495616), (319, 450560), (320, 449152), (352, 408320), (440, 326656), (464, 309760), (484, 296960), (512, 280720), (580, 247808), (605, 237568), (638, 225280), (640, 224576), (704, 204160), (880, 163328), (928, 154880), (968, 148480), (1024, 140360), (1160, 123904), (1210, 118784), (1276, 112640), (1280, 112288), (1408, 102080), (1595, 90112), (1760, 81664), (1856, 77440), (1936, 74240), (2048, 70180), (2320, 61952), (2420, 59392), (2552, 56320), (2560, 56144), (2816, 51040), (3190, 45056), (3509, 40960), (3520, 40832), (3712, 38720), (3872, 37120), (4096, 35090), (4640, 30976), (4840, 29696), (5104, 28160), (5120, 28072), (5632, 25520), (6380, 22528), (7018, 20480), (7040, 20416), (7424, 19360), (7744, 18560), (8192, 17545), (9280, 15488), (9680, 14848), (10208, 14080), (10240, 14036), (11264, 12760)]