220841824

素因数分解:

$2^5\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1109}}^1$

素因数の和:1260

約数の個数: 72

約数和(自身を含む): 510209280

約数和(自身を除く): 289367456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 127, 196, 224, 254, 392, 508, 784, 889, 1016, 1109, 1568, 1778, 2032, 2218, 3556, 4064, 4436, 6223, 7112, 7763, 8872, 12446, 14224, 15526, 17744, 24892, 28448, 31052, 35488, 49784, 54341, 62104, 99568, 108682, 124208, 140843, 199136, 217364, 248416, 281686, 434728, 563372, 869456, 985901, 1126744, 1738912, 1971802, 2253488, 3943604, 4506976, 6901307, 7887208, 13802614, 15774416, 27605228, 31548832, 55210456, 110420912, 220841824]

約数ペア:

[(1, 220841824), (2, 110420912), (4, 55210456), (7, 31548832), (8, 27605228), (14, 15774416), (16, 13802614), (28, 7887208), (32, 6901307), (49, 4506976), (56, 3943604), (98, 2253488), (112, 1971802), (127, 1738912), (196, 1126744), (224, 985901), (254, 869456), (392, 563372), (508, 434728), (784, 281686), (889, 248416), (1016, 217364), (1109, 199136), (1568, 140843), (1778, 124208), (2032, 108682), (2218, 99568), (3556, 62104), (4064, 54341), (4436, 49784), (6223, 35488), (7112, 31052), (7763, 28448), (8872, 24892), (12446, 17744), (14224, 15526)]