68748816

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:688

約数の個数: 80

約数和(自身を含む): 189523584

約数和(自身を除く): 120774768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 173, 204, 272, 346, 408, 487, 519, 692, 816, 974, 1038, 1384, 1461, 1948, 2076, 2768, 2922, 2941, 3896, 4152, 5844, 5882, 7792, 8279, 8304, 8823, 11688, 11764, 16558, 17646, 23376, 23528, 24837, 33116, 35292, 47056, 49674, 66232, 70584, 84251, 99348, 132464, 141168, 168502, 198696, 252753, 337004, 397392, 505506, 674008, 1011012, 1348016, 1432267, 2022024, 2864534, 4044048, 4296801, 5729068, 8593602, 11458136, 17187204, 22916272, 34374408, 68748816]

約数ペア:

[(1, 68748816), (2, 34374408), (3, 22916272), (4, 17187204), (6, 11458136), (8, 8593602), (12, 5729068), (16, 4296801), (17, 4044048), (24, 2864534), (34, 2022024), (48, 1432267), (51, 1348016), (68, 1011012), (102, 674008), (136, 505506), (173, 397392), (204, 337004), (272, 252753), (346, 198696), (408, 168502), (487, 141168), (519, 132464), (692, 99348), (816, 84251), (974, 70584), (1038, 66232), (1384, 49674), (1461, 47056), (1948, 35292), (2076, 33116), (2768, 24837), (2922, 23528), (2941, 23376), (3896, 17646), (4152, 16558), (5844, 11764), (5882, 11688), (7792, 8823), (8279, 8304)]