159818220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4507}}^1$

素因数の和:4719

約数の個数: 72

約数和(自身を含む): 487350864

約数和(自身を除く): 327532644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 4507, 5910, 7092, 8865, 9014, 11820, 13521, 17730, 18028, 22535, 27042, 35460, 40563, 45070, 54084, 67605, 81126, 90140, 135210, 162252, 202815, 270420, 405630, 811260, 887879, 1775758, 2663637, 3551516, 4439395, 5327274, 7990911, 8878790, 10654548, 13318185, 15981822, 17757580, 26636370, 31963644, 39954555, 53272740, 79909110, 159818220]

約数ペア:

[(1, 159818220), (2, 79909110), (3, 53272740), (4, 39954555), (5, 31963644), (6, 26636370), (9, 17757580), (10, 15981822), (12, 13318185), (15, 10654548), (18, 8878790), (20, 7990911), (30, 5327274), (36, 4439395), (45, 3551516), (60, 2663637), (90, 1775758), (180, 887879), (197, 811260), (394, 405630), (591, 270420), (788, 202815), (985, 162252), (1182, 135210), (1773, 90140), (1970, 81126), (2364, 67605), (2955, 54084), (3546, 45070), (3940, 40563), (4507, 35460), (5910, 27042), (7092, 22535), (8865, 18028), (9014, 17730), (11820, 13521)]