168000980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1200007}}^1$

素因数の和:1200023

約数の個数: 24

約数和(自身を含む): 403202688

約数和(自身を除く): 235201708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1200007, 2400014, 4800028, 6000035, 8400049, 12000070, 16800098, 24000140, 33600196, 42000245, 84000490, 168000980]

約数ペア:

[(1, 168000980), (2, 84000490), (4, 42000245), (5, 33600196), (7, 24000140), (10, 16800098), (14, 12000070), (20, 8400049), (28, 6000035), (35, 4800028), (70, 2400014), (140, 1200007)]