156916130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{320237}}^1$

素因数の和:320258

約数の個数: 24

約数和(自身を含む): 328564188

約数和(自身を除く): 171648058

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 320237, 640474, 1601185, 2241659, 3202370, 4483318, 11208295, 15691613, 22416590, 31383226, 78458065, 156916130]

約数ペア:

[(1, 156916130), (2, 78458065), (5, 31383226), (7, 22416590), (10, 15691613), (14, 11208295), (35, 4483318), (49, 3202370), (70, 2241659), (98, 1601185), (245, 640474), (490, 320237)]