77829780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{185309}}^1$

素因数の和:185328

約数の個数: 48

約数和(自身を含む): 249056640

約数和(自身を除く): 171226860

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, 185309, 370618, 555927, 741236, 926545, 1111854, 1297163, 1853090, 2223708, 2594326, 2779635, 3706180, 3891489, 5188652, 5559270, 6485815, 7782978, 11118540, 12971630, 15565956, 19457445, 25943260, 38914890, 77829780]

約数ペア:

[(1, 77829780), (2, 38914890), (3, 25943260), (4, 19457445), (5, 15565956), (6, 12971630), (7, 11118540), (10, 7782978), (12, 6485815), (14, 5559270), (15, 5188652), (20, 3891489), (21, 3706180), (28, 2779635), (30, 2594326), (35, 2223708), (42, 1853090), (60, 1297163), (70, 1111854), (84, 926545), (105, 741236), (140, 555927), (210, 370618), (420, 185309)]