30713520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127973}}^1$

素因数の和:127989

約数の個数: 40

約数和(自身を含む): 95212656

約数和(自身を除く): 64499136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 127973, 255946, 383919, 511892, 639865, 767838, 1023784, 1279730, 1535676, 1919595, 2047568, 2559460, 3071352, 3839190, 5118920, 6142704, 7678380, 10237840, 15356760, 30713520]

約数ペア:

[(1, 30713520), (2, 15356760), (3, 10237840), (4, 7678380), (5, 6142704), (6, 5118920), (8, 3839190), (10, 3071352), (12, 2559460), (15, 2047568), (16, 1919595), (20, 1535676), (24, 1279730), (30, 1023784), (40, 767838), (48, 639865), (60, 511892), (80, 383919), (120, 255946), (240, 127973)]