15259620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1291}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 42977088

約数和(自身を除く): 27717468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1291, 1970, 2364, 2582, 2955, 3873, 3940, 5164, 5910, 6455, 7746, 11820, 12910, 15492, 19365, 25820, 38730, 77460, 254327, 508654, 762981, 1017308, 1271635, 1525962, 2543270, 3051924, 3814905, 5086540, 7629810, 15259620]

約数ペア:

[(1, 15259620), (2, 7629810), (3, 5086540), (4, 3814905), (5, 3051924), (6, 2543270), (10, 1525962), (12, 1271635), (15, 1017308), (20, 762981), (30, 508654), (60, 254327), (197, 77460), (394, 38730), (591, 25820), (788, 19365), (985, 15492), (1182, 12910), (1291, 11820), (1970, 7746), (2364, 6455), (2582, 5910), (2955, 5164), (3873, 3940)]