155880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{433}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 507780

約数和(自身を除く): 351900

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, 433, 866, 1299, 1732, 2165, 2598, 3464, 3897, 4330, 5196, 6495, 7794, 8660, 10392, 12990, 15588, 17320, 19485, 25980, 31176, 38970, 51960, 77940, 155880]

約数ペア:

[(1, 155880), (2, 77940), (3, 51960), (4, 38970), (5, 31176), (6, 25980), (8, 19485), (9, 17320), (10, 15588), (12, 12990), (15, 10392), (18, 8660), (20, 7794), (24, 6495), (30, 5196), (36, 4330), (40, 3897), (45, 3464), (60, 2598), (72, 2165), (90, 1732), (120, 1299), (180, 866), (360, 433)]