68388740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2729}}^1$

素因数の和:2924

約数の個数: 48

約数和(自身を含む): 165110400

約数和(自身を除く): 96721660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1790, 2506, 2729, 3580, 5012, 5458, 6265, 10916, 12530, 13645, 19103, 25060, 27290, 38206, 54580, 76412, 95515, 191030, 382060, 488491, 976982, 1953964, 2442455, 3419437, 4884910, 6838874, 9769820, 13677748, 17097185, 34194370, 68388740]

約数ペア:

[(1, 68388740), (2, 34194370), (4, 17097185), (5, 13677748), (7, 9769820), (10, 6838874), (14, 4884910), (20, 3419437), (28, 2442455), (35, 1953964), (70, 976982), (140, 488491), (179, 382060), (358, 191030), (716, 95515), (895, 76412), (1253, 54580), (1790, 38206), (2506, 27290), (2729, 25060), (3580, 19103), (5012, 13645), (5458, 12530), (6265, 10916)]