201520260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1119557}}^1$

素因数の和:1119572

約数の個数: 36

約数和(自身を含む): 611278668

約数和(自身を除く): 409758408

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1119557, 2239114, 3358671, 4478228, 5597785, 6717342, 10076013, 11195570, 13434684, 16793355, 20152026, 22391140, 33586710, 40304052, 50380065, 67173420, 100760130, 201520260]

約数ペア:

[(1, 201520260), (2, 100760130), (3, 67173420), (4, 50380065), (5, 40304052), (6, 33586710), (9, 22391140), (10, 20152026), (12, 16793355), (15, 13434684), (18, 11195570), (20, 10076013), (30, 6717342), (36, 5597785), (45, 4478228), (60, 3358671), (90, 2239114), (180, 1119557)]