87840540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{488003}}^1$

素因数の和:488018

約数の個数: 36

約数和(自身を含む): 266450184

約数和(自身を除く): 178609644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 488003, 976006, 1464009, 1952012, 2440015, 2928018, 4392027, 4880030, 5856036, 7320045, 8784054, 9760060, 14640090, 17568108, 21960135, 29280180, 43920270, 87840540]

約数ペア:

[(1, 87840540), (2, 43920270), (3, 29280180), (4, 21960135), (5, 17568108), (6, 14640090), (9, 9760060), (10, 8784054), (12, 7320045), (15, 5856036), (18, 4880030), (20, 4392027), (30, 2928018), (36, 2440015), (45, 1952012), (60, 1464009), (90, 976006), (180, 488003)]