67427820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{719}}^1$

素因数の和:1255

約数の個数: 72

約数和(自身を含む): 205208640

約数和(自身を除く): 137780820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 521, 719, 1042, 1438, 1563, 2084, 2157, 2605, 2876, 3126, 3595, 4314, 4689, 5210, 6252, 6471, 7190, 7815, 8628, 9378, 10420, 10785, 12942, 14380, 15630, 18756, 21570, 23445, 25884, 31260, 32355, 43140, 46890, 64710, 93780, 129420, 374599, 749198, 1123797, 1498396, 1872995, 2247594, 3371391, 3745990, 4495188, 5618985, 6742782, 7491980, 11237970, 13485564, 16856955, 22475940, 33713910, 67427820]

約数ペア:

[(1, 67427820), (2, 33713910), (3, 22475940), (4, 16856955), (5, 13485564), (6, 11237970), (9, 7491980), (10, 6742782), (12, 5618985), (15, 4495188), (18, 3745990), (20, 3371391), (30, 2247594), (36, 1872995), (45, 1498396), (60, 1123797), (90, 749198), (180, 374599), (521, 129420), (719, 93780), (1042, 64710), (1438, 46890), (1563, 43140), (2084, 32355), (2157, 31260), (2605, 25884), (2876, 23445), (3126, 21570), (3595, 18756), (4314, 15630), (4689, 14380), (5210, 12942), (6252, 10785), (6471, 10420), (7190, 9378), (7815, 8628)]