7290

素因数分解:

$2^1\times 3^6\times 5^1$

素因数の和:25

約数の個数: 28

約数和(自身を含む): 19674

約数和(自身を除く): 12384

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 3645, 7290]

約数ペア:

[(1, 7290), (2, 3645), (3, 2430), (5, 1458), (6, 1215), (9, 810), (10, 729), (15, 486), (18, 405), (27, 270), (30, 243), (45, 162), (54, 135), (81, 90)]