1542780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2857}}^1$

素因数の和:2875

約数の個数: 48

約数和(自身を含む): 4801440

約数和(自身を除く): 3258660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 2857, 5714, 8571, 11428, 14285, 17142, 25713, 28570, 34284, 42855, 51426, 57140, 77139, 85710, 102852, 128565, 154278, 171420, 257130, 308556, 385695, 514260, 771390, 1542780]

約数ペア:

[(1, 1542780), (2, 771390), (3, 514260), (4, 385695), (5, 308556), (6, 257130), (9, 171420), (10, 154278), (12, 128565), (15, 102852), (18, 85710), (20, 77139), (27, 57140), (30, 51426), (36, 42855), (45, 34284), (54, 28570), (60, 25713), (90, 17142), (108, 14285), (135, 11428), (180, 8571), (270, 5714), (540, 2857)]