1596641280

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2044

約数の個数: 208

約数和(自身を含む): 5504352000

約数和(自身を除く): 3907710720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1024, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 1999, 2048, 2080, 2496, 2560, 3072, 3120, 3328, 3840, 3998, 4096, 4160, 4992, 5120, 5997, 6144, 6240, 6656, 7680, 7996, 8320, 9984, 9995, 10240, 11994, 12288, 12480, 13312, 15360, 15992, 16640, 19968, 19990, 20480, 23988, 24960, 25987, 26624, 29985, 30720, 31984, 33280, 39936, 39980, 47976, 49920, 51974, 53248, 59970, 61440, 63968, 66560, 77961, 79872, 79960, 95952, 99840, 103948, 119940, 127936, 129935, 133120, 155922, 159744, 159920, 191904, 199680, 207896, 239880, 255872, 259870, 266240, 311844, 319840, 383808, 389805, 399360, 415792, 479760, 511744, 519740, 623688, 639680, 767616, 779610, 798720, 831584, 959520, 1023488, 1039480, 1247376, 1279360, 1535232, 1559220, 1663168, 1919040, 2046976, 2078960, 2494752, 2558720, 3070464, 3118440, 3326336, 3838080, 4093952, 4157920, 4989504, 5117440, 6140928, 6236880, 6652672, 7676160, 8187904, 8315840, 9979008, 10234880, 12281856, 12473760, 13305344, 15352320, 16631680, 19958016, 20469760, 24563712, 24947520, 26610688, 30704640, 33263360, 39916032, 40939520, 49895040, 53221376, 61409280, 66526720, 79832064, 99790080, 106442752, 122818560, 133053440, 159664128, 199580160, 266106880, 319328256, 399160320, 532213760, 798320640, 1596641280]

約数ペア:

[(1, 1596641280), (2, 798320640), (3, 532213760), (4, 399160320), (5, 319328256), (6, 266106880), (8, 199580160), (10, 159664128), (12, 133053440), (13, 122818560), (15, 106442752), (16, 99790080), (20, 79832064), (24, 66526720), (26, 61409280), (30, 53221376), (32, 49895040), (39, 40939520), (40, 39916032), (48, 33263360), (52, 30704640), (60, 26610688), (64, 24947520), (65, 24563712), (78, 20469760), (80, 19958016), (96, 16631680), (104, 15352320), (120, 13305344), (128, 12473760), (130, 12281856), (156, 10234880), (160, 9979008), (192, 8315840), (195, 8187904), (208, 7676160), (240, 6652672), (256, 6236880), (260, 6140928), (312, 5117440), (320, 4989504), (384, 4157920), (390, 4093952), (416, 3838080), (480, 3326336), (512, 3118440), (520, 3070464), (624, 2558720), (640, 2494752), (768, 2078960), (780, 2046976), (832, 1919040), (960, 1663168), (1024, 1559220), (1040, 1535232), (1248, 1279360), (1280, 1247376), (1536, 1039480), (1560, 1023488), (1664, 959520), (1920, 831584), (1999, 798720), (2048, 779610), (2080, 767616), (2496, 639680), (2560, 623688), (3072, 519740), (3120, 511744), (3328, 479760), (3840, 415792), (3998, 399360), (4096, 389805), (4160, 383808), (4992, 319840), (5120, 311844), (5997, 266240), (6144, 259870), (6240, 255872), (6656, 239880), (7680, 207896), (7996, 199680), (8320, 191904), (9984, 159920), (9995, 159744), (10240, 155922), (11994, 133120), (12288, 129935), (12480, 127936), (13312, 119940), (15360, 103948), (15992, 99840), (16640, 95952), (19968, 79960), (19990, 79872), (20480, 77961), (23988, 66560), (24960, 63968), (25987, 61440), (26624, 59970), (29985, 53248), (30720, 51974), (31984, 49920), (33280, 47976), (39936, 39980)]