16657020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3191}}^1$

素因数の和:3235

約数の個数: 72

約数和(自身を含む): 52284960

約数和(自身を除く): 35627940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 3191, 5220, 6382, 9573, 12764, 15955, 19146, 28719, 31910, 38292, 47865, 57438, 63820, 92539, 95730, 114876, 143595, 185078, 191460, 277617, 287190, 370156, 462695, 555234, 574380, 832851, 925390, 1110468, 1388085, 1665702, 1850780, 2776170, 3331404, 4164255, 5552340, 8328510, 16657020]

約数ペア:

[(1, 16657020), (2, 8328510), (3, 5552340), (4, 4164255), (5, 3331404), (6, 2776170), (9, 1850780), (10, 1665702), (12, 1388085), (15, 1110468), (18, 925390), (20, 832851), (29, 574380), (30, 555234), (36, 462695), (45, 370156), (58, 287190), (60, 277617), (87, 191460), (90, 185078), (116, 143595), (145, 114876), (174, 95730), (180, 92539), (261, 63820), (290, 57438), (348, 47865), (435, 38292), (522, 31910), (580, 28719), (870, 19146), (1044, 15955), (1305, 12764), (1740, 9573), (2610, 6382), (3191, 5220)]