64879020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{360439}}^1$

素因数の和:360454

約数の個数: 36

約数和(自身を含む): 196800240

約数和(自身を除く): 131921220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 360439, 720878, 1081317, 1441756, 1802195, 2162634, 3243951, 3604390, 4325268, 5406585, 6487902, 7208780, 10813170, 12975804, 16219755, 21626340, 32439510, 64879020]

約数ペア:

[(1, 64879020), (2, 32439510), (3, 21626340), (4, 16219755), (5, 12975804), (6, 10813170), (9, 7208780), (10, 6487902), (12, 5406585), (15, 4325268), (18, 3604390), (20, 3243951), (30, 2162634), (36, 1802195), (45, 1441756), (60, 1081317), (90, 720878), (180, 360439)]