90857040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{378571}}^1$

素因数の和:378587

約数の個数: 40

約数和(自身を含む): 281657568

約数和(自身を除く): 190800528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 378571, 757142, 1135713, 1514284, 1892855, 2271426, 3028568, 3785710, 4542852, 5678565, 6057136, 7571420, 9085704, 11357130, 15142840, 18171408, 22714260, 30285680, 45428520, 90857040]

約数ペア:

[(1, 90857040), (2, 45428520), (3, 30285680), (4, 22714260), (5, 18171408), (6, 15142840), (8, 11357130), (10, 9085704), (12, 7571420), (15, 6057136), (16, 5678565), (20, 4542852), (24, 3785710), (30, 3028568), (40, 2271426), (48, 1892855), (60, 1514284), (80, 1135713), (120, 757142), (240, 378571)]