266888580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{635449}}^1$

素因数の和:635468

約数の個数: 48

約数和(自身を含む): 854044800

約数和(自身を除く): 587156220

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, 635449, 1270898, 1906347, 2541796, 3177245, 3812694, 4448143, 6354490, 7625388, 8896286, 9531735, 12708980, 13344429, 17792572, 19063470, 22240715, 26688858, 38126940, 44481430, 53377716, 66722145, 88962860, 133444290, 266888580]

約数ペア:

[(1, 266888580), (2, 133444290), (3, 88962860), (4, 66722145), (5, 53377716), (6, 44481430), (7, 38126940), (10, 26688858), (12, 22240715), (14, 19063470), (15, 17792572), (20, 13344429), (21, 12708980), (28, 9531735), (30, 8896286), (35, 7625388), (42, 6354490), (60, 4448143), (70, 3812694), (84, 3177245), (105, 2541796), (140, 1906347), (210, 1270898), (420, 635449)]