1987135992

素因数分解:

$2^3\times 3^2\times {\mathrm{199}}^1\times {\mathrm{331}}^1\times {\mathrm{419}}^1$

素因数の和:961

約数の個数: 96

約数和(自身を含む): 5438160000

約数和(自身を除く): 3451024008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 199, 331, 398, 419, 597, 662, 796, 838, 993, 1194, 1257, 1324, 1592, 1676, 1791, 1986, 2388, 2514, 2648, 2979, 3352, 3582, 3771, 3972, 4776, 5028, 5958, 7164, 7542, 7944, 10056, 11916, 14328, 15084, 23832, 30168, 65869, 83381, 131738, 138689, 166762, 197607, 250143, 263476, 277378, 333524, 395214, 416067, 500286, 526952, 554756, 592821, 667048, 750429, 790428, 832134, 1000572, 1109512, 1185642, 1248201, 1500858, 1580856, 1664268, 2001144, 2371284, 2496402, 3001716, 3328536, 4742568, 4992804, 6003432, 9985608, 27599111, 55198222, 82797333, 110396444, 165594666, 220792888, 248391999, 331189332, 496783998, 662378664, 993567996, 1987135992]

約数ペア:

[(1, 1987135992), (2, 993567996), (3, 662378664), (4, 496783998), (6, 331189332), (8, 248391999), (9, 220792888), (12, 165594666), (18, 110396444), (24, 82797333), (36, 55198222), (72, 27599111), (199, 9985608), (331, 6003432), (398, 4992804), (419, 4742568), (597, 3328536), (662, 3001716), (796, 2496402), (838, 2371284), (993, 2001144), (1194, 1664268), (1257, 1580856), (1324, 1500858), (1592, 1248201), (1676, 1185642), (1791, 1109512), (1986, 1000572), (2388, 832134), (2514, 790428), (2648, 750429), (2979, 667048), (3352, 592821), (3582, 554756), (3771, 526952), (3972, 500286), (4776, 416067), (5028, 395214), (5958, 333524), (7164, 277378), (7542, 263476), (7944, 250143), (10056, 197607), (11916, 166762), (14328, 138689), (15084, 131738), (23832, 83381), (30168, 65869)]