254969120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{227651}}^1$

素因数の和:227673

約数の個数: 48

約数和(自身を含む): 688419648

約数和(自身を除く): 433450528

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, 227651, 455302, 910604, 1138255, 1593557, 1821208, 2276510, 3187114, 3642416, 4553020, 6374228, 7284832, 7967785, 9106040, 12748456, 15935570, 18212080, 25496912, 31871140, 36424160, 50993824, 63742280, 127484560, 254969120]

約数ペア:

[(1, 254969120), (2, 127484560), (4, 63742280), (5, 50993824), (7, 36424160), (8, 31871140), (10, 25496912), (14, 18212080), (16, 15935570), (20, 12748456), (28, 9106040), (32, 7967785), (35, 7284832), (40, 6374228), (56, 4553020), (70, 3642416), (80, 3187114), (112, 2276510), (140, 1821208), (160, 1593557), (224, 1138255), (280, 910604), (560, 455302), (1120, 227651)]