686011648

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 1652990976

約数和(自身を除く): 966979328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 53, 56, 62, 64, 106, 112, 124, 128, 212, 217, 224, 233, 248, 256, 371, 424, 434, 448, 466, 496, 742, 848, 868, 896, 932, 992, 1484, 1631, 1643, 1696, 1736, 1792, 1864, 1984, 2968, 3262, 3286, 3392, 3472, 3728, 3968, 5936, 6524, 6572, 6784, 6944, 7223, 7456, 7936, 11501, 11872, 12349, 13048, 13144, 13568, 13888, 14446, 14912, 23002, 23744, 24698, 26096, 26288, 27776, 28892, 29824, 46004, 47488, 49396, 50561, 52192, 52576, 55552, 57784, 59648, 86443, 92008, 94976, 98792, 101122, 104384, 105152, 115568, 172886, 184016, 197584, 202244, 208768, 210304, 231136, 345772, 368032, 382819, 395168, 404488, 417536, 420608, 462272, 691544, 736064, 765638, 790336, 808976, 924544, 1383088, 1472128, 1531276, 1580672, 1617952, 1849088, 2679733, 2766176, 2944256, 3062552, 3161344, 3235904, 5359466, 5532352, 6125104, 6471808, 10718932, 11064704, 12250208, 12943616, 21437864, 22129408, 24500416, 42875728, 49000832, 85751456, 98001664, 171502912, 343005824, 686011648]

約数ペア:

[(1, 686011648), (2, 343005824), (4, 171502912), (7, 98001664), (8, 85751456), (14, 49000832), (16, 42875728), (28, 24500416), (31, 22129408), (32, 21437864), (53, 12943616), (56, 12250208), (62, 11064704), (64, 10718932), (106, 6471808), (112, 6125104), (124, 5532352), (128, 5359466), (212, 3235904), (217, 3161344), (224, 3062552), (233, 2944256), (248, 2766176), (256, 2679733), (371, 1849088), (424, 1617952), (434, 1580672), (448, 1531276), (466, 1472128), (496, 1383088), (742, 924544), (848, 808976), (868, 790336), (896, 765638), (932, 736064), (992, 691544), (1484, 462272), (1631, 420608), (1643, 417536), (1696, 404488), (1736, 395168), (1792, 382819), (1864, 368032), (1984, 345772), (2968, 231136), (3262, 210304), (3286, 208768), (3392, 202244), (3472, 197584), (3728, 184016), (3968, 172886), (5936, 115568), (6524, 105152), (6572, 104384), (6784, 101122), (6944, 98792), (7223, 94976), (7456, 92008), (7936, 86443), (11501, 59648), (11872, 57784), (12349, 55552), (13048, 52576), (13144, 52192), (13568, 50561), (13888, 49396), (14446, 47488), (14912, 46004), (23002, 29824), (23744, 28892), (24698, 27776), (26096, 26288)]