399375648

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{499}}^1$

素因数の和:919

約数の個数: 144

約数和(自身を含む): 1303848000

約数和(自身を除く): 904472352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 397, 499, 504, 672, 794, 998, 1008, 1191, 1497, 1588, 1996, 2016, 2382, 2779, 2994, 3176, 3493, 3573, 3992, 4491, 4764, 5558, 5988, 6352, 6986, 7146, 7984, 8337, 8982, 9528, 10479, 11116, 11976, 12704, 13972, 14292, 15968, 16674, 17964, 19056, 20958, 22232, 23952, 25011, 27944, 28584, 31437, 33348, 35928, 38112, 41916, 44464, 47904, 50022, 55888, 57168, 62874, 66696, 71856, 83832, 88928, 100044, 111776, 114336, 125748, 133392, 143712, 167664, 198103, 200088, 251496, 266784, 335328, 396206, 400176, 502992, 594309, 792412, 800352, 1005984, 1188618, 1386721, 1584824, 1782927, 2377236, 2773442, 3169648, 3565854, 4160163, 4754472, 5546884, 6339296, 7131708, 8320326, 9508944, 11093768, 12480489, 14263416, 16640652, 19017888, 22187536, 24960978, 28526832, 33281304, 44375072, 49921956, 57053664, 66562608, 99843912, 133125216, 199687824, 399375648]

約数ペア:

[(1, 399375648), (2, 199687824), (3, 133125216), (4, 99843912), (6, 66562608), (7, 57053664), (8, 49921956), (9, 44375072), (12, 33281304), (14, 28526832), (16, 24960978), (18, 22187536), (21, 19017888), (24, 16640652), (28, 14263416), (32, 12480489), (36, 11093768), (42, 9508944), (48, 8320326), (56, 7131708), (63, 6339296), (72, 5546884), (84, 4754472), (96, 4160163), (112, 3565854), (126, 3169648), (144, 2773442), (168, 2377236), (224, 1782927), (252, 1584824), (288, 1386721), (336, 1188618), (397, 1005984), (499, 800352), (504, 792412), (672, 594309), (794, 502992), (998, 400176), (1008, 396206), (1191, 335328), (1497, 266784), (1588, 251496), (1996, 200088), (2016, 198103), (2382, 167664), (2779, 143712), (2994, 133392), (3176, 125748), (3493, 114336), (3573, 111776), (3992, 100044), (4491, 88928), (4764, 83832), (5558, 71856), (5988, 66696), (6352, 62874), (6986, 57168), (7146, 55888), (7984, 50022), (8337, 47904), (8982, 44464), (9528, 41916), (10479, 38112), (11116, 35928), (11976, 33348), (12704, 31437), (13972, 28584), (14292, 27944), (15968, 25011), (16674, 23952), (17964, 22232), (19056, 20958)]