254040720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1058503}}^1$

素因数の和:1058519

約数の個数: 40

約数和(自身を含む): 787526976

約数和(自身を除く): 533486256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1058503, 2117006, 3175509, 4234012, 5292515, 6351018, 8468024, 10585030, 12702036, 15877545, 16936048, 21170060, 25404072, 31755090, 42340120, 50808144, 63510180, 84680240, 127020360, 254040720]

約数ペア:

[(1, 254040720), (2, 127020360), (3, 84680240), (4, 63510180), (5, 50808144), (6, 42340120), (8, 31755090), (10, 25404072), (12, 21170060), (15, 16936048), (16, 15877545), (20, 12702036), (24, 10585030), (30, 8468024), (40, 6351018), (48, 5292515), (60, 4234012), (80, 3175509), (120, 2117006), (240, 1058503)]