66768480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:453

約数の個数: 144

約数和(自身を含む): 229975200

約数和(自身を除く): 163206720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 199, 233, 240, 288, 360, 398, 466, 480, 597, 699, 720, 796, 932, 995, 1165, 1194, 1398, 1440, 1592, 1791, 1864, 1990, 2097, 2330, 2388, 2796, 2985, 3184, 3495, 3582, 3728, 3980, 4194, 4660, 4776, 5592, 5970, 6368, 6990, 7164, 7456, 7960, 8388, 8955, 9320, 9552, 10485, 11184, 11940, 13980, 14328, 15920, 16776, 17910, 18640, 19104, 20970, 22368, 23880, 27960, 28656, 31840, 33552, 35820, 37280, 41940, 46367, 47760, 55920, 57312, 67104, 71640, 83880, 92734, 95520, 111840, 139101, 143280, 167760, 185468, 231835, 278202, 286560, 335520, 370936, 417303, 463670, 556404, 695505, 741872, 834606, 927340, 1112808, 1391010, 1483744, 1669212, 1854680, 2086515, 2225616, 2782020, 3338424, 3709360, 4173030, 4451232, 5564040, 6676848, 7418720, 8346060, 11128080, 13353696, 16692120, 22256160, 33384240, 66768480]

約数ペア:

[(1, 66768480), (2, 33384240), (3, 22256160), (4, 16692120), (5, 13353696), (6, 11128080), (8, 8346060), (9, 7418720), (10, 6676848), (12, 5564040), (15, 4451232), (16, 4173030), (18, 3709360), (20, 3338424), (24, 2782020), (30, 2225616), (32, 2086515), (36, 1854680), (40, 1669212), (45, 1483744), (48, 1391010), (60, 1112808), (72, 927340), (80, 834606), (90, 741872), (96, 695505), (120, 556404), (144, 463670), (160, 417303), (180, 370936), (199, 335520), (233, 286560), (240, 278202), (288, 231835), (360, 185468), (398, 167760), (466, 143280), (480, 139101), (597, 111840), (699, 95520), (720, 92734), (796, 83880), (932, 71640), (995, 67104), (1165, 57312), (1194, 55920), (1398, 47760), (1440, 46367), (1592, 41940), (1791, 37280), (1864, 35820), (1990, 33552), (2097, 31840), (2330, 28656), (2388, 27960), (2796, 23880), (2985, 22368), (3184, 20970), (3495, 19104), (3582, 18640), (3728, 17910), (3980, 16776), (4194, 15920), (4660, 14328), (4776, 13980), (5592, 11940), (5970, 11184), (6368, 10485), (6990, 9552), (7164, 9320), (7456, 8955), (7960, 8388)]