66551220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{41081}}^1$

素因数の和:41102

約数の個数: 60

約数和(自身を含む): 208778724

約数和(自身を除く): 142227504

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 41081, 82162, 123243, 164324, 205405, 246486, 369729, 410810, 492972, 616215, 739458, 821620, 1109187, 1232430, 1478916, 1848645, 2218374, 2464860, 3327561, 3697290, 4436748, 5545935, 6655122, 7394580, 11091870, 13310244, 16637805, 22183740, 33275610, 66551220]

約数ペア:

[(1, 66551220), (2, 33275610), (3, 22183740), (4, 16637805), (5, 13310244), (6, 11091870), (9, 7394580), (10, 6655122), (12, 5545935), (15, 4436748), (18, 3697290), (20, 3327561), (27, 2464860), (30, 2218374), (36, 1848645), (45, 1478916), (54, 1232430), (60, 1109187), (81, 821620), (90, 739458), (108, 616215), (135, 492972), (162, 410810), (180, 369729), (270, 246486), (324, 205405), (405, 164324), (540, 123243), (810, 82162), (1620, 41081)]