66948660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123979}}^1$

素因数の和:123997

約数の個数: 48

約数和(自身を含む): 208286400

約数和(自身を除く): 141337740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 123979, 247958, 371937, 495916, 619895, 743874, 1115811, 1239790, 1487748, 1859685, 2231622, 2479580, 3347433, 3719370, 4463244, 5579055, 6694866, 7438740, 11158110, 13389732, 16737165, 22316220, 33474330, 66948660]

約数ペア:

[(1, 66948660), (2, 33474330), (3, 22316220), (4, 16737165), (5, 13389732), (6, 11158110), (9, 7438740), (10, 6694866), (12, 5579055), (15, 4463244), (18, 3719370), (20, 3347433), (27, 2479580), (30, 2231622), (36, 1859685), (45, 1487748), (54, 1239790), (60, 1115811), (90, 743874), (108, 619895), (135, 495916), (180, 371937), (270, 247958), (540, 123979)]