258090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1229}}^1$

素因数の和:1246

約数の個数: 32

約数和(自身を含む): 708480

約数和(自身を除く): 450390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1229, 2458, 3687, 6145, 7374, 8603, 12290, 17206, 18435, 25809, 36870, 43015, 51618, 86030, 129045, 258090]

約数ペア:

[(1, 258090), (2, 129045), (3, 86030), (5, 51618), (6, 43015), (7, 36870), (10, 25809), (14, 18435), (15, 17206), (21, 12290), (30, 8603), (35, 7374), (42, 6145), (70, 3687), (105, 2458), (210, 1229)]