261185120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{233201}}^1$

素因数の和:233223

約数の個数: 48

約数和(自身を含む): 705202848

約数和(自身を除く): 444017728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 233201, 466402, 932804, 1166005, 1632407, 1865608, 2332010, 3264814, 3731216, 4664020, 6529628, 7462432, 8162035, 9328040, 13059256, 16324070, 18656080, 26118512, 32648140, 37312160, 52237024, 65296280, 130592560, 261185120]

約数ペア:

[(1, 261185120), (2, 130592560), (4, 65296280), (5, 52237024), (7, 37312160), (8, 32648140), (10, 26118512), (14, 18656080), (16, 16324070), (20, 13059256), (28, 9328040), (32, 8162035), (35, 7462432), (40, 6529628), (56, 4664020), (70, 3731216), (80, 3264814), (112, 2332010), (140, 1865608), (160, 1632407), (224, 1166005), (280, 932804), (560, 466402), (1120, 233201)]