138210840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{127973}}^1$

素因数の和:127993

約数の個数: 64

約数和(自身を含む): 460706400

約数和(自身を除く): 322495560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 127973, 255946, 383919, 511892, 639865, 767838, 1023784, 1151757, 1279730, 1535676, 1919595, 2303514, 2559460, 3071352, 3455271, 3839190, 4607028, 5118920, 5758785, 6910542, 7678380, 9214056, 11517570, 13821084, 15356760, 17276355, 23035140, 27642168, 34552710, 46070280, 69105420, 138210840]

約数ペア:

[(1, 138210840), (2, 69105420), (3, 46070280), (4, 34552710), (5, 27642168), (6, 23035140), (8, 17276355), (9, 15356760), (10, 13821084), (12, 11517570), (15, 9214056), (18, 7678380), (20, 6910542), (24, 5758785), (27, 5118920), (30, 4607028), (36, 3839190), (40, 3455271), (45, 3071352), (54, 2559460), (60, 2303514), (72, 1919595), (90, 1535676), (108, 1279730), (120, 1151757), (135, 1023784), (180, 767838), (216, 639865), (270, 511892), (360, 383919), (540, 255946), (1080, 127973)]