87649740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{486943}}^1$

素因数の和:486958

約数の個数: 36

約数和(自身を含む): 265871424

約数和(自身を除く): 178221684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 486943, 973886, 1460829, 1947772, 2434715, 2921658, 4382487, 4869430, 5843316, 7304145, 8764974, 9738860, 14608290, 17529948, 21912435, 29216580, 43824870, 87649740]

約数ペア:

[(1, 87649740), (2, 43824870), (3, 29216580), (4, 21912435), (5, 17529948), (6, 14608290), (9, 9738860), (10, 8764974), (12, 7304145), (15, 5843316), (18, 4869430), (20, 4382487), (30, 2921658), (36, 2434715), (45, 1947772), (60, 1460829), (90, 973886), (180, 486943)]