1279071704

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 2576448000

約数和(自身を除く): 1297376296

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 167, 199, 283, 334, 398, 566, 668, 796, 1132, 1336, 1592, 2264, 2839, 3383, 4811, 5678, 6766, 9622, 11356, 13532, 19244, 22712, 27064, 33233, 38488, 47261, 56317, 66466, 94522, 112634, 132932, 189044, 225268, 265864, 378088, 450536, 564961, 803437, 957389, 1129922, 1606874, 1914778, 2259844, 3213748, 3829556, 4519688, 6427496, 7659112, 9404939, 18809878, 37619756, 75239512, 159883963, 319767926, 639535852, 1279071704]

約数ペア:

[(1, 1279071704), (2, 639535852), (4, 319767926), (8, 159883963), (17, 75239512), (34, 37619756), (68, 18809878), (136, 9404939), (167, 7659112), (199, 6427496), (283, 4519688), (334, 3829556), (398, 3213748), (566, 2259844), (668, 1914778), (796, 1606874), (1132, 1129922), (1336, 957389), (1592, 803437), (2264, 564961), (2839, 450536), (3383, 378088), (4811, 265864), (5678, 225268), (6766, 189044), (9622, 132932), (11356, 112634), (13532, 94522), (19244, 66466), (22712, 56317), (27064, 47261), (33233, 38488)]