81484704

素因数分解:

$2^5\times 3^6\times 7^1\times {\mathrm{499}}^1$

素因数の和:534

約数の個数: 168

約数和(自身を含む): 275436000

約数和(自身を除く): 193951296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 243, 252, 288, 324, 336, 378, 432, 486, 499, 504, 567, 648, 672, 729, 756, 864, 972, 998, 1008, 1134, 1296, 1458, 1497, 1512, 1701, 1944, 1996, 2016, 2268, 2592, 2916, 2994, 3024, 3402, 3493, 3888, 3992, 4491, 4536, 5103, 5832, 5988, 6048, 6804, 6986, 7776, 7984, 8982, 9072, 10206, 10479, 11664, 11976, 13473, 13608, 13972, 15968, 17964, 18144, 20412, 20958, 23328, 23952, 26946, 27216, 27944, 31437, 35928, 40419, 40824, 41916, 47904, 53892, 54432, 55888, 62874, 71856, 80838, 81648, 83832, 94311, 107784, 111776, 121257, 125748, 143712, 161676, 163296, 167664, 188622, 215568, 242514, 251496, 282933, 323352, 335328, 363771, 377244, 431136, 485028, 502992, 565866, 646704, 727542, 754488, 848799, 970056, 1005984, 1131732, 1293408, 1455084, 1508976, 1697598, 1940112, 2263464, 2546397, 2910168, 3017952, 3395196, 3880224, 4526928, 5092794, 5820336, 6790392, 9053856, 10185588, 11640672, 13580784, 20371176, 27161568, 40742352, 81484704]

約数ペア:

[(1, 81484704), (2, 40742352), (3, 27161568), (4, 20371176), (6, 13580784), (7, 11640672), (8, 10185588), (9, 9053856), (12, 6790392), (14, 5820336), (16, 5092794), (18, 4526928), (21, 3880224), (24, 3395196), (27, 3017952), (28, 2910168), (32, 2546397), (36, 2263464), (42, 1940112), (48, 1697598), (54, 1508976), (56, 1455084), (63, 1293408), (72, 1131732), (81, 1005984), (84, 970056), (96, 848799), (108, 754488), (112, 727542), (126, 646704), (144, 565866), (162, 502992), (168, 485028), (189, 431136), (216, 377244), (224, 363771), (243, 335328), (252, 323352), (288, 282933), (324, 251496), (336, 242514), (378, 215568), (432, 188622), (486, 167664), (499, 163296), (504, 161676), (567, 143712), (648, 125748), (672, 121257), (729, 111776), (756, 107784), (864, 94311), (972, 83832), (998, 81648), (1008, 80838), (1134, 71856), (1296, 62874), (1458, 55888), (1497, 54432), (1512, 53892), (1701, 47904), (1944, 41916), (1996, 40824), (2016, 40419), (2268, 35928), (2592, 31437), (2916, 27944), (2994, 27216), (3024, 26946), (3402, 23952), (3493, 23328), (3888, 20958), (3992, 20412), (4491, 18144), (4536, 17964), (5103, 15968), (5832, 13972), (5988, 13608), (6048, 13473), (6804, 11976), (6986, 11664), (7776, 10479), (7984, 10206), (8982, 9072)]