289323120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1205513}}^1$

素因数の和:1205529

約数の個数: 40

約数和(自身を含む): 896902416

約数和(自身を除く): 607579296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1205513, 2411026, 3616539, 4822052, 6027565, 7233078, 9644104, 12055130, 14466156, 18082695, 19288208, 24110260, 28932312, 36165390, 48220520, 57864624, 72330780, 96441040, 144661560, 289323120]

約数ペア:

[(1, 289323120), (2, 144661560), (3, 96441040), (4, 72330780), (5, 57864624), (6, 48220520), (8, 36165390), (10, 28932312), (12, 24110260), (15, 19288208), (16, 18082695), (20, 14466156), (24, 12055130), (30, 9644104), (40, 7233078), (48, 6027565), (60, 4822052), (80, 3616539), (120, 2411026), (240, 1205513)]