200973780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{159503}}^1$

素因数の和:159525

約数の個数: 72

約数和(自身を含む): 696713472

約数和(自身を除く): 495739692

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 159503, 319006, 478509, 638012, 797515, 957018, 1116521, 1435527, 1595030, 1914036, 2233042, 2392545, 2871054, 3190060, 3349563, 4466084, 4785090, 5582605, 5742108, 6699126, 7177635, 9570180, 10048689, 11165210, 13398252, 14355270, 16747815, 20097378, 22330420, 28710540, 33495630, 40194756, 50243445, 66991260, 100486890, 200973780]

約数ペア:

[(1, 200973780), (2, 100486890), (3, 66991260), (4, 50243445), (5, 40194756), (6, 33495630), (7, 28710540), (9, 22330420), (10, 20097378), (12, 16747815), (14, 14355270), (15, 13398252), (18, 11165210), (20, 10048689), (21, 9570180), (28, 7177635), (30, 6699126), (35, 5742108), (36, 5582605), (42, 4785090), (45, 4466084), (60, 3349563), (63, 3190060), (70, 2871054), (84, 2392545), (90, 2233042), (105, 1914036), (126, 1595030), (140, 1435527), (180, 1116521), (210, 957018), (252, 797515), (315, 638012), (420, 478509), (630, 319006), (1260, 159503)]