201549180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{479879}}^1$

素因数の和:479898

約数の個数: 48

約数和(自身を含む): 644958720

約数和(自身を除く): 443409540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 479879, 959758, 1439637, 1919516, 2399395, 2879274, 3359153, 4798790, 5758548, 6718306, 7198185, 9597580, 10077459, 13436612, 14396370, 16795765, 20154918, 28792740, 33591530, 40309836, 50387295, 67183060, 100774590, 201549180]

約数ペア:

[(1, 201549180), (2, 100774590), (3, 67183060), (4, 50387295), (5, 40309836), (6, 33591530), (7, 28792740), (10, 20154918), (12, 16795765), (14, 14396370), (15, 13436612), (20, 10077459), (21, 9597580), (28, 7198185), (30, 6718306), (35, 5758548), (42, 4798790), (60, 3359153), (70, 2879274), (84, 2399395), (105, 1919516), (140, 1439637), (210, 959758), (420, 479879)]