428590624

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 144

約数和(自身を含む): 1093030848

約数和(自身を除く): 664440224

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 77, 88, 112, 124, 154, 176, 181, 217, 224, 248, 308, 341, 352, 362, 434, 496, 616, 682, 724, 868, 961, 992, 1232, 1267, 1364, 1448, 1736, 1922, 1991, 2387, 2464, 2534, 2728, 2896, 3472, 3844, 3982, 4774, 5068, 5456, 5611, 5792, 6727, 6944, 7688, 7964, 9548, 10136, 10571, 10912, 11222, 13454, 13937, 15376, 15928, 19096, 20272, 21142, 22444, 26908, 27874, 30752, 31856, 38192, 39277, 40544, 42284, 44888, 53816, 55748, 61721, 63712, 73997, 76384, 78554, 84568, 89776, 107632, 111496, 123442, 147994, 157108, 169136, 173941, 179552, 215264, 222992, 246884, 295988, 314216, 338272, 347882, 432047, 445984, 493768, 591976, 628432, 695764, 864094, 987536, 1183952, 1217587, 1256864, 1391528, 1728188, 1913351, 1975072, 2367904, 2435174, 2783056, 3456376, 3826702, 4870348, 5566112, 6912752, 7653404, 9740696, 13393457, 13825504, 15306808, 19481392, 26786914, 30613616, 38962784, 53573828, 61227232, 107147656, 214295312, 428590624]

約数ペア:

[(1, 428590624), (2, 214295312), (4, 107147656), (7, 61227232), (8, 53573828), (11, 38962784), (14, 30613616), (16, 26786914), (22, 19481392), (28, 15306808), (31, 13825504), (32, 13393457), (44, 9740696), (56, 7653404), (62, 6912752), (77, 5566112), (88, 4870348), (112, 3826702), (124, 3456376), (154, 2783056), (176, 2435174), (181, 2367904), (217, 1975072), (224, 1913351), (248, 1728188), (308, 1391528), (341, 1256864), (352, 1217587), (362, 1183952), (434, 987536), (496, 864094), (616, 695764), (682, 628432), (724, 591976), (868, 493768), (961, 445984), (992, 432047), (1232, 347882), (1267, 338272), (1364, 314216), (1448, 295988), (1736, 246884), (1922, 222992), (1991, 215264), (2387, 179552), (2464, 173941), (2534, 169136), (2728, 157108), (2896, 147994), (3472, 123442), (3844, 111496), (3982, 107632), (4774, 89776), (5068, 84568), (5456, 78554), (5611, 76384), (5792, 73997), (6727, 63712), (6944, 61721), (7688, 55748), (7964, 53816), (9548, 44888), (10136, 42284), (10571, 40544), (10912, 39277), (11222, 38192), (13454, 31856), (13937, 30752), (15376, 27874), (15928, 26908), (19096, 22444), (20272, 21142)]