668897824

素因数分解:

$2^5\times 7^2\times {\mathrm{127}}^1\times {\mathrm{3359}}^1$

素因数の和:3510

約数の個数: 72

約数和(自身を含む): 1544417280

約数和(自身を除く): 875519456

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, 1568, 1778, 2032, 3359, 3556, 4064, 6223, 6718, 7112, 12446, 13436, 14224, 23513, 24892, 26872, 28448, 47026, 49784, 53744, 94052, 99568, 107488, 164591, 188104, 199136, 329182, 376208, 426593, 658364, 752416, 853186, 1316728, 1706372, 2633456, 2986151, 3412744, 5266912, 5972302, 6825488, 11944604, 13650976, 20903057, 23889208, 41806114, 47778416, 83612228, 95556832, 167224456, 334448912, 668897824]

約数ペア:

[(1, 668897824), (2, 334448912), (4, 167224456), (7, 95556832), (8, 83612228), (14, 47778416), (16, 41806114), (28, 23889208), (32, 20903057), (49, 13650976), (56, 11944604), (98, 6825488), (112, 5972302), (127, 5266912), (196, 3412744), (224, 2986151), (254, 2633456), (392, 1706372), (508, 1316728), (784, 853186), (889, 752416), (1016, 658364), (1568, 426593), (1778, 376208), (2032, 329182), (3359, 199136), (3556, 188104), (4064, 164591), (6223, 107488), (6718, 99568), (7112, 94052), (12446, 53744), (13436, 49784), (14224, 47026), (23513, 28448), (24892, 26872)]