387967232

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 108

約数和(自身を含む): 852470640

約数和(自身を除く): 464503408

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 83, 124, 128, 152, 166, 248, 256, 304, 332, 496, 589, 608, 664, 961, 992, 1178, 1216, 1328, 1577, 1922, 1984, 2356, 2432, 2573, 2656, 3154, 3844, 3968, 4712, 4864, 5146, 5312, 6308, 7688, 7936, 9424, 10292, 10624, 12616, 15376, 18259, 18848, 20584, 21248, 25232, 30752, 36518, 37696, 41168, 48887, 50464, 61504, 73036, 75392, 79763, 82336, 97774, 100928, 123008, 146072, 150784, 159526, 164672, 195548, 201856, 246016, 292144, 319052, 329344, 391096, 403712, 584288, 638104, 658688, 782192, 1168576, 1276208, 1515497, 1564384, 2337152, 2552416, 3030994, 3128768, 4674304, 5104832, 6061988, 6257536, 10209664, 12123976, 12515072, 20419328, 24247952, 48495904, 96991808, 193983616, 387967232]

約数ペア:

[(1, 387967232), (2, 193983616), (4, 96991808), (8, 48495904), (16, 24247952), (19, 20419328), (31, 12515072), (32, 12123976), (38, 10209664), (62, 6257536), (64, 6061988), (76, 5104832), (83, 4674304), (124, 3128768), (128, 3030994), (152, 2552416), (166, 2337152), (248, 1564384), (256, 1515497), (304, 1276208), (332, 1168576), (496, 782192), (589, 658688), (608, 638104), (664, 584288), (961, 403712), (992, 391096), (1178, 329344), (1216, 319052), (1328, 292144), (1577, 246016), (1922, 201856), (1984, 195548), (2356, 164672), (2432, 159526), (2573, 150784), (2656, 146072), (3154, 123008), (3844, 100928), (3968, 97774), (4712, 82336), (4864, 79763), (5146, 75392), (5312, 73036), (6308, 61504), (7688, 50464), (7936, 48887), (9424, 41168), (10292, 37696), (10624, 36518), (12616, 30752), (15376, 25232), (18259, 21248), (18848, 20584)]