256515360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{534407}}^1$

素因数の和:534425

約数の個数: 48

約数和(自身を含む): 808024896

約数和(自身を除く): 551509536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 534407, 1068814, 1603221, 2137628, 2672035, 3206442, 4275256, 5344070, 6412884, 8016105, 8550512, 10688140, 12825768, 16032210, 17101024, 21376280, 25651536, 32064420, 42752560, 51303072, 64128840, 85505120, 128257680, 256515360]

約数ペア:

[(1, 256515360), (2, 128257680), (3, 85505120), (4, 64128840), (5, 51303072), (6, 42752560), (8, 32064420), (10, 25651536), (12, 21376280), (15, 17101024), (16, 16032210), (20, 12825768), (24, 10688140), (30, 8550512), (32, 8016105), (40, 6412884), (48, 5344070), (60, 4275256), (80, 3206442), (96, 2672035), (120, 2137628), (160, 1603221), (240, 1068814), (480, 534407)]