122202780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{290959}}^1$

素因数の和:290978

約数の個数: 48

約数和(自身を含む): 391050240

約数和(自身を除く): 268847460

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, 290959, 581918, 872877, 1163836, 1454795, 1745754, 2036713, 2909590, 3491508, 4073426, 4364385, 5819180, 6110139, 8146852, 8728770, 10183565, 12220278, 17457540, 20367130, 24440556, 30550695, 40734260, 61101390, 122202780]

約数ペア:

[(1, 122202780), (2, 61101390), (3, 40734260), (4, 30550695), (5, 24440556), (6, 20367130), (7, 17457540), (10, 12220278), (12, 10183565), (14, 8728770), (15, 8146852), (20, 6110139), (21, 5819180), (28, 4364385), (30, 4073426), (35, 3491508), (42, 2909590), (60, 2036713), (70, 1745754), (84, 1454795), (105, 1163836), (140, 872877), (210, 581918), (420, 290959)]