285996900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{136189}}^1$

素因数の和:136213

約数の個数: 72

約数和(自身を含む): 945703360

約数和(自身を除く): 659706460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 136189, 272378, 408567, 544756, 680945, 817134, 953323, 1361890, 1634268, 1906646, 2042835, 2723780, 2859969, 3404725, 3813292, 4085670, 4766615, 5719938, 6809450, 8171340, 9533230, 10214175, 11439876, 13618900, 14299845, 19066460, 20428350, 23833075, 28599690, 40856700, 47666150, 57199380, 71499225, 95332300, 142998450, 285996900]

約数ペア:

[(1, 285996900), (2, 142998450), (3, 95332300), (4, 71499225), (5, 57199380), (6, 47666150), (7, 40856700), (10, 28599690), (12, 23833075), (14, 20428350), (15, 19066460), (20, 14299845), (21, 13618900), (25, 11439876), (28, 10214175), (30, 9533230), (35, 8171340), (42, 6809450), (50, 5719938), (60, 4766615), (70, 4085670), (75, 3813292), (84, 3404725), (100, 2859969), (105, 2723780), (140, 2042835), (150, 1906646), (175, 1634268), (210, 1361890), (300, 953323), (350, 817134), (420, 680945), (525, 544756), (700, 408567), (1050, 272378), (2100, 136189)]