489960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1361}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 1593540

約数和(自身を除く): 1103580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1361, 2722, 4083, 5444, 6805, 8166, 10888, 12249, 13610, 16332, 20415, 24498, 27220, 32664, 40830, 48996, 54440, 61245, 81660, 97992, 122490, 163320, 244980, 489960]

約数ペア:

[(1, 489960), (2, 244980), (3, 163320), (4, 122490), (5, 97992), (6, 81660), (8, 61245), (9, 54440), (10, 48996), (12, 40830), (15, 32664), (18, 27220), (20, 24498), (24, 20415), (30, 16332), (36, 13610), (40, 12249), (45, 10888), (60, 8166), (72, 6805), (90, 5444), (120, 4083), (180, 2722), (360, 1361)]