491220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2729}}^1$

素因数の和:2744

約数の個数: 36

約数和(自身を含む): 1490580

約数和(自身を除く): 999360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2729, 5458, 8187, 10916, 13645, 16374, 24561, 27290, 32748, 40935, 49122, 54580, 81870, 98244, 122805, 163740, 245610, 491220]

約数ペア:

[(1, 491220), (2, 245610), (3, 163740), (4, 122805), (5, 98244), (6, 81870), (9, 54580), (10, 49122), (12, 40935), (15, 32748), (18, 27290), (20, 24561), (30, 16374), (36, 13645), (45, 10916), (60, 8187), (90, 5458), (180, 2729)]