68581680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{285757}}^1$

素因数の和:285773

約数の個数: 40

約数和(自身を含む): 212603952

約数和(自身を除く): 144022272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 285757, 571514, 857271, 1143028, 1428785, 1714542, 2286056, 2857570, 3429084, 4286355, 4572112, 5715140, 6858168, 8572710, 11430280, 13716336, 17145420, 22860560, 34290840, 68581680]

約数ペア:

[(1, 68581680), (2, 34290840), (3, 22860560), (4, 17145420), (5, 13716336), (6, 11430280), (8, 8572710), (10, 6858168), (12, 5715140), (15, 4572112), (16, 4286355), (20, 3429084), (24, 2857570), (30, 2286056), (40, 1714542), (48, 1428785), (60, 1143028), (80, 857271), (120, 571514), (240, 285757)]