67306960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{457}}^1$

素因数の和:740

約数の個数: 80

約数和(自身を含む): 179917056

約数和(自身を除く): 112610096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 263, 280, 457, 526, 560, 914, 1052, 1315, 1828, 1841, 2104, 2285, 2630, 3199, 3656, 3682, 4208, 4570, 5260, 6398, 7312, 7364, 9140, 9205, 10520, 12796, 14728, 15995, 18280, 18410, 21040, 25592, 29456, 31990, 36560, 36820, 51184, 63980, 73640, 120191, 127960, 147280, 240382, 255920, 480764, 600955, 841337, 961528, 1201910, 1682674, 1923056, 2403820, 3365348, 4206685, 4807640, 6730696, 8413370, 9615280, 13461392, 16826740, 33653480, 67306960]

約数ペア:

[(1, 67306960), (2, 33653480), (4, 16826740), (5, 13461392), (7, 9615280), (8, 8413370), (10, 6730696), (14, 4807640), (16, 4206685), (20, 3365348), (28, 2403820), (35, 1923056), (40, 1682674), (56, 1201910), (70, 961528), (80, 841337), (112, 600955), (140, 480764), (263, 255920), (280, 240382), (457, 147280), (526, 127960), (560, 120191), (914, 73640), (1052, 63980), (1315, 51184), (1828, 36820), (1841, 36560), (2104, 31990), (2285, 29456), (2630, 25592), (3199, 21040), (3656, 18410), (3682, 18280), (4208, 15995), (4570, 14728), (5260, 12796), (6398, 10520), (7312, 9205), (7364, 9140)]