100908780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{240259}}^1$

素因数の和:240278

約数の個数: 48

約数和(自身を含む): 322909440

約数和(自身を除く): 222000660

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, 240259, 480518, 720777, 961036, 1201295, 1441554, 1681813, 2402590, 2883108, 3363626, 3603885, 4805180, 5045439, 6727252, 7207770, 8409065, 10090878, 14415540, 16818130, 20181756, 25227195, 33636260, 50454390, 100908780]

約数ペア:

[(1, 100908780), (2, 50454390), (3, 33636260), (4, 25227195), (5, 20181756), (6, 16818130), (7, 14415540), (10, 10090878), (12, 8409065), (14, 7207770), (15, 6727252), (20, 5045439), (21, 4805180), (28, 3603885), (30, 3363626), (35, 2883108), (42, 2402590), (60, 1681813), (70, 1441554), (84, 1201295), (105, 961036), (140, 720777), (210, 480518), (420, 240259)]