206994780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1149971}}^1$

素因数の和:1149986

約数の個数: 36

約数和(自身を含む): 627884712

約数和(自身を除く): 420889932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1149971, 2299942, 3449913, 4599884, 5749855, 6899826, 10349739, 11499710, 13799652, 17249565, 20699478, 22999420, 34499130, 41398956, 51748695, 68998260, 103497390, 206994780]

約数ペア:

[(1, 206994780), (2, 103497390), (3, 68998260), (4, 51748695), (5, 41398956), (6, 34499130), (9, 22999420), (10, 20699478), (12, 17249565), (15, 13799652), (18, 11499710), (20, 10349739), (30, 6899826), (36, 5749855), (45, 4599884), (60, 3449913), (90, 2299942), (180, 1149971)]