161375340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{384227}}^1$

素因数の和:384246

約数の個数: 48

約数和(自身を含む): 516402432

約数和(自身を除く): 355027092

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, 384227, 768454, 1152681, 1536908, 1921135, 2305362, 2689589, 3842270, 4610724, 5379178, 5763405, 7684540, 8068767, 10758356, 11526810, 13447945, 16137534, 23053620, 26895890, 32275068, 40343835, 53791780, 80687670, 161375340]

約数ペア:

[(1, 161375340), (2, 80687670), (3, 53791780), (4, 40343835), (5, 32275068), (6, 26895890), (7, 23053620), (10, 16137534), (12, 13447945), (14, 11526810), (15, 10758356), (20, 8068767), (21, 7684540), (28, 5763405), (30, 5379178), (35, 4610724), (42, 3842270), (60, 2689589), (70, 2305362), (84, 1921135), (105, 1536908), (140, 1152681), (210, 768454), (420, 384227)]