780318966724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6221}}^1\times {\mathrm{20509}}^1$

素因数の和:26884

約数の個数: 48

約数和(自身を含む): 1500731467200

約数和(自身を除く): 720412500476

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 6116, 6221, 12442, 20509, 24884, 41018, 68431, 82036, 136862, 225599, 273724, 451198, 864719, 902396, 1729438, 2850751, 3458876, 5701502, 9511909, 11403004, 19023818, 31358261, 38047636, 62716522, 125433044, 127586489, 255172978, 510345956, 1403451379, 2806902758, 5613805516, 17734521971, 35469043942, 70938087884, 195079741681, 390159483362, 780318966724]

約数ペア:

[(1, 780318966724), (2, 390159483362), (4, 195079741681), (11, 70938087884), (22, 35469043942), (44, 17734521971), (139, 5613805516), (278, 2806902758), (556, 1403451379), (1529, 510345956), (3058, 255172978), (6116, 127586489), (6221, 125433044), (12442, 62716522), (20509, 38047636), (24884, 31358261), (41018, 19023818), (68431, 11403004), (82036, 9511909), (136862, 5701502), (225599, 3458876), (273724, 2850751), (451198, 1729438), (864719, 902396)]