81304608

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:695

約数の個数: 192

約数和(自身を含む): 282175488

約数和(自身を除く): 200870880

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 17, 21, 22, 24, 28, 32, 33, 34, 42, 44, 48, 51, 56, 66, 68, 77, 84, 88, 96, 102, 112, 119, 132, 136, 154, 168, 176, 187, 204, 224, 231, 238, 264, 272, 308, 336, 352, 357, 374, 408, 462, 476, 528, 544, 561, 616, 647, 672, 714, 748, 816, 924, 952, 1056, 1122, 1232, 1294, 1309, 1428, 1496, 1632, 1848, 1904, 1941, 2244, 2464, 2588, 2618, 2856, 2992, 3696, 3808, 3882, 3927, 4488, 4529, 5176, 5236, 5712, 5984, 7117, 7392, 7764, 7854, 8976, 9058, 10352, 10472, 10999, 11424, 13587, 14234, 15528, 15708, 17952, 18116, 20704, 20944, 21351, 21998, 27174, 28468, 31056, 31416, 32997, 36232, 41888, 42702, 43996, 49819, 54348, 56936, 62112, 62832, 65994, 72464, 76993, 85404, 87992, 99638, 108696, 113872, 120989, 125664, 131988, 144928, 149457, 153986, 170808, 175984, 199276, 217392, 227744, 230979, 241978, 263976, 298914, 307972, 341616, 351968, 362967, 398552, 434784, 461958, 483956, 527952, 597828, 615944, 683232, 725934, 797104, 846923, 923916, 967912, 1055904, 1195656, 1231888, 1451868, 1594208, 1693846, 1847832, 1935824, 2391312, 2463776, 2540769, 2903736, 3387692, 3695664, 3871648, 4782624, 5081538, 5807472, 6775384, 7391328, 10163076, 11614944, 13550768, 20326152, 27101536, 40652304, 81304608]

約数ペア:

[(1, 81304608), (2, 40652304), (3, 27101536), (4, 20326152), (6, 13550768), (7, 11614944), (8, 10163076), (11, 7391328), (12, 6775384), (14, 5807472), (16, 5081538), (17, 4782624), (21, 3871648), (22, 3695664), (24, 3387692), (28, 2903736), (32, 2540769), (33, 2463776), (34, 2391312), (42, 1935824), (44, 1847832), (48, 1693846), (51, 1594208), (56, 1451868), (66, 1231888), (68, 1195656), (77, 1055904), (84, 967912), (88, 923916), (96, 846923), (102, 797104), (112, 725934), (119, 683232), (132, 615944), (136, 597828), (154, 527952), (168, 483956), (176, 461958), (187, 434784), (204, 398552), (224, 362967), (231, 351968), (238, 341616), (264, 307972), (272, 298914), (308, 263976), (336, 241978), (352, 230979), (357, 227744), (374, 217392), (408, 199276), (462, 175984), (476, 170808), (528, 153986), (544, 149457), (561, 144928), (616, 131988), (647, 125664), (672, 120989), (714, 113872), (748, 108696), (816, 99638), (924, 87992), (952, 85404), (1056, 76993), (1122, 72464), (1232, 65994), (1294, 62832), (1309, 62112), (1428, 56936), (1496, 54348), (1632, 49819), (1848, 43996), (1904, 42702), (1941, 41888), (2244, 36232), (2464, 32997), (2588, 31416), (2618, 31056), (2856, 28468), (2992, 27174), (3696, 21998), (3808, 21351), (3882, 20944), (3927, 20704), (4488, 18116), (4529, 17952), (5176, 15708), (5236, 15528), (5712, 14234), (5984, 13587), (7117, 11424), (7392, 10999), (7764, 10472), (7854, 10352), (8976, 9058)]