520484944

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:720

約数の個数: 80

約数和(自身を含む): 1180480000

約数和(自身を除く): 659995056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 139, 268, 278, 469, 499, 536, 556, 938, 973, 998, 1072, 1112, 1876, 1946, 1996, 2224, 3493, 3752, 3892, 3992, 6986, 7504, 7784, 7984, 9313, 13972, 15568, 18626, 27944, 33433, 37252, 55888, 65191, 66866, 69361, 74504, 130382, 133732, 138722, 149008, 234031, 260764, 267464, 277444, 468062, 485527, 521528, 534928, 554888, 936124, 971054, 1043056, 1109776, 1872248, 1942108, 3744496, 3884216, 4647187, 7768432, 9294374, 18588748, 32530309, 37177496, 65060618, 74354992, 130121236, 260242472, 520484944]

約数ペア:

[(1, 520484944), (2, 260242472), (4, 130121236), (7, 74354992), (8, 65060618), (14, 37177496), (16, 32530309), (28, 18588748), (56, 9294374), (67, 7768432), (112, 4647187), (134, 3884216), (139, 3744496), (268, 1942108), (278, 1872248), (469, 1109776), (499, 1043056), (536, 971054), (556, 936124), (938, 554888), (973, 534928), (998, 521528), (1072, 485527), (1112, 468062), (1876, 277444), (1946, 267464), (1996, 260764), (2224, 234031), (3493, 149008), (3752, 138722), (3892, 133732), (3992, 130382), (6986, 74504), (7504, 69361), (7784, 66866), (7984, 65191), (9313, 55888), (13972, 37252), (15568, 33433), (18626, 27944)]