219626288

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^2\times {\mathrm{389}}^1$

素因数の和:546

約数の個数: 60

約数和(自身を含む): 494529360

約数和(自身を除く): 274903072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 389, 497, 568, 778, 994, 1136, 1556, 1988, 2723, 3112, 3976, 5041, 5446, 6224, 7952, 10082, 10892, 20164, 21784, 27619, 35287, 40328, 43568, 55238, 70574, 80656, 110476, 141148, 193333, 220952, 282296, 386666, 441904, 564592, 773332, 1546664, 1960949, 3093328, 3921898, 7843796, 13726643, 15687592, 27453286, 31375184, 54906572, 109813144, 219626288]

約数ペア:

[(1, 219626288), (2, 109813144), (4, 54906572), (7, 31375184), (8, 27453286), (14, 15687592), (16, 13726643), (28, 7843796), (56, 3921898), (71, 3093328), (112, 1960949), (142, 1546664), (284, 773332), (389, 564592), (497, 441904), (568, 386666), (778, 282296), (994, 220952), (1136, 193333), (1556, 141148), (1988, 110476), (2723, 80656), (3112, 70574), (3976, 55238), (5041, 43568), (5446, 40328), (6224, 35287), (7952, 27619), (10082, 21784), (10892, 20164)]