206014720

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 534219840

約数和(自身を除く): 328205120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 128, 152, 160, 172, 190, 197, 215, 256, 304, 320, 344, 380, 394, 430, 608, 640, 688, 760, 788, 817, 860, 985, 1216, 1280, 1376, 1520, 1576, 1634, 1720, 1970, 2432, 2752, 3040, 3152, 3268, 3440, 3743, 3940, 4085, 4864, 5504, 6080, 6304, 6536, 6880, 7486, 7880, 8170, 8471, 11008, 12160, 12608, 13072, 13760, 14972, 15760, 16340, 16942, 18715, 24320, 25216, 26144, 27520, 29944, 31520, 32680, 33884, 37430, 42355, 50432, 52288, 55040, 59888, 63040, 65360, 67768, 74860, 84710, 104576, 119776, 126080, 130720, 135536, 149720, 160949, 169420, 209152, 239552, 252160, 261440, 271072, 299440, 321898, 338840, 479104, 522880, 542144, 598880, 643796, 677680, 804745, 958208, 1045760, 1084288, 1197760, 1287592, 1355360, 1609490, 2168576, 2395520, 2575184, 2710720, 3218980, 4791040, 5150368, 5421440, 6437960, 10300736, 10842880, 12875920, 20601472, 25751840, 41202944, 51503680, 103007360, 206014720]

約数ペア:

[(1, 206014720), (2, 103007360), (4, 51503680), (5, 41202944), (8, 25751840), (10, 20601472), (16, 12875920), (19, 10842880), (20, 10300736), (32, 6437960), (38, 5421440), (40, 5150368), (43, 4791040), (64, 3218980), (76, 2710720), (80, 2575184), (86, 2395520), (95, 2168576), (128, 1609490), (152, 1355360), (160, 1287592), (172, 1197760), (190, 1084288), (197, 1045760), (215, 958208), (256, 804745), (304, 677680), (320, 643796), (344, 598880), (380, 542144), (394, 522880), (430, 479104), (608, 338840), (640, 321898), (688, 299440), (760, 271072), (788, 261440), (817, 252160), (860, 239552), (985, 209152), (1216, 169420), (1280, 160949), (1376, 149720), (1520, 135536), (1576, 130720), (1634, 126080), (1720, 119776), (1970, 104576), (2432, 84710), (2752, 74860), (3040, 67768), (3152, 65360), (3268, 63040), (3440, 59888), (3743, 55040), (3940, 52288), (4085, 50432), (4864, 42355), (5504, 37430), (6080, 33884), (6304, 32680), (6536, 31520), (6880, 29944), (7486, 27520), (7880, 26144), (8170, 25216), (8471, 24320), (11008, 18715), (12160, 16942), (12608, 16340), (13072, 15760), (13760, 14972)]