30989880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86083}}^1$

素因数の和:86100

約数の個数: 48

約数和(自身を含む): 100718280

約数和(自身を除く): 69728400

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, 86083, 172166, 258249, 344332, 430415, 516498, 688664, 774747, 860830, 1032996, 1291245, 1549494, 1721660, 2065992, 2582490, 3098988, 3443320, 3873735, 5164980, 6197976, 7747470, 10329960, 15494940, 30989880]

約数ペア:

[(1, 30989880), (2, 15494940), (3, 10329960), (4, 7747470), (5, 6197976), (6, 5164980), (8, 3873735), (9, 3443320), (10, 3098988), (12, 2582490), (15, 2065992), (18, 1721660), (20, 1549494), (24, 1291245), (30, 1032996), (36, 860830), (40, 774747), (45, 688664), (60, 516498), (72, 430415), (90, 344332), (120, 258249), (180, 172166), (360, 86083)]