51340560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213919}}^1$

素因数の和:213935

約数の個数: 40

約数和(自身を含む): 159156480

約数和(自身を除く): 107815920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213919, 427838, 641757, 855676, 1069595, 1283514, 1711352, 2139190, 2567028, 3208785, 3422704, 4278380, 5134056, 6417570, 8556760, 10268112, 12835140, 17113520, 25670280, 51340560]

約数ペア:

[(1, 51340560), (2, 25670280), (3, 17113520), (4, 12835140), (5, 10268112), (6, 8556760), (8, 6417570), (10, 5134056), (12, 4278380), (15, 3422704), (16, 3208785), (20, 2567028), (24, 2139190), (30, 1711352), (40, 1283514), (48, 1069595), (60, 855676), (80, 641757), (120, 427838), (240, 213919)]