220320464

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21617}}^1$

素因数の和:21652

約数の個数: 60

約数和(自身を含む): 534786084

約数和(自身を除く): 314465620

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 5096, 10192, 21617, 43234, 86468, 151319, 172936, 281021, 302638, 345872, 562042, 605276, 1059233, 1124084, 1210552, 1967147, 2118466, 2248168, 2421104, 3934294, 4236932, 4496336, 7868588, 8473864, 13770029, 15737176, 16947728, 27540058, 31474352, 55080116, 110160232, 220320464]

約数ペア:

[(1, 220320464), (2, 110160232), (4, 55080116), (7, 31474352), (8, 27540058), (13, 16947728), (14, 15737176), (16, 13770029), (26, 8473864), (28, 7868588), (49, 4496336), (52, 4236932), (56, 3934294), (91, 2421104), (98, 2248168), (104, 2118466), (112, 1967147), (182, 1210552), (196, 1124084), (208, 1059233), (364, 605276), (392, 562042), (637, 345872), (728, 302638), (784, 281021), (1274, 172936), (1456, 151319), (2548, 86468), (5096, 43234), (10192, 21617)]