289925520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1208023}}^1$

素因数の和:1208039

約数の個数: 40

約数和(自身を含む): 898769856

約数和(自身を除く): 608844336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1208023, 2416046, 3624069, 4832092, 6040115, 7248138, 9664184, 12080230, 14496276, 18120345, 19328368, 24160460, 28992552, 36240690, 48320920, 57985104, 72481380, 96641840, 144962760, 289925520]

約数ペア:

[(1, 289925520), (2, 144962760), (3, 96641840), (4, 72481380), (5, 57985104), (6, 48320920), (8, 36240690), (10, 28992552), (12, 24160460), (15, 19328368), (16, 18120345), (20, 14496276), (24, 12080230), (30, 9664184), (40, 7248138), (48, 6040115), (60, 4832092), (80, 3624069), (120, 2416046), (240, 1208023)]