81289824

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1571}}^1$

素因数の和:1609

約数の個数: 144

約数和(自身を含む): 270962496

約数和(自身を除く): 189672672

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 96, 98, 112, 132, 147, 154, 168, 176, 196, 224, 231, 264, 294, 308, 336, 352, 392, 462, 528, 539, 588, 616, 672, 784, 924, 1056, 1078, 1176, 1232, 1568, 1571, 1617, 1848, 2156, 2352, 2464, 3142, 3234, 3696, 4312, 4704, 4713, 6284, 6468, 7392, 8624, 9426, 10997, 12568, 12936, 17248, 17281, 18852, 21994, 25136, 25872, 32991, 34562, 37704, 43988, 50272, 51744, 51843, 65982, 69124, 75408, 76979, 87976, 103686, 120967, 131964, 138248, 150816, 153958, 175952, 207372, 230937, 241934, 263928, 276496, 307916, 351904, 362901, 414744, 461874, 483868, 527856, 552992, 615832, 725802, 829488, 846769, 923748, 967736, 1055712, 1231664, 1451604, 1658976, 1693538, 1847496, 1935472, 2463328, 2540307, 2903208, 3387076, 3694992, 3870944, 5080614, 5806416, 6774152, 7389984, 10161228, 11612832, 13548304, 20322456, 27096608, 40644912, 81289824]

約数ペア:

[(1, 81289824), (2, 40644912), (3, 27096608), (4, 20322456), (6, 13548304), (7, 11612832), (8, 10161228), (11, 7389984), (12, 6774152), (14, 5806416), (16, 5080614), (21, 3870944), (22, 3694992), (24, 3387076), (28, 2903208), (32, 2540307), (33, 2463328), (42, 1935472), (44, 1847496), (48, 1693538), (49, 1658976), (56, 1451604), (66, 1231664), (77, 1055712), (84, 967736), (88, 923748), (96, 846769), (98, 829488), (112, 725802), (132, 615832), (147, 552992), (154, 527856), (168, 483868), (176, 461874), (196, 414744), (224, 362901), (231, 351904), (264, 307916), (294, 276496), (308, 263928), (336, 241934), (352, 230937), (392, 207372), (462, 175952), (528, 153958), (539, 150816), (588, 138248), (616, 131964), (672, 120967), (784, 103686), (924, 87976), (1056, 76979), (1078, 75408), (1176, 69124), (1232, 65982), (1568, 51843), (1571, 51744), (1617, 50272), (1848, 43988), (2156, 37704), (2352, 34562), (2464, 32991), (3142, 25872), (3234, 25136), (3696, 21994), (4312, 18852), (4704, 17281), (4713, 17248), (6284, 12936), (6468, 12568), (7392, 10997), (8624, 9426)]