306884060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{313147}}^1$

素因数の和:313170

約数の個数: 36

約数和(自身を含む): 749676312

約数和(自身を除く): 442792252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 313147, 626294, 1252588, 1565735, 2192029, 3131470, 4384058, 6262940, 8768116, 10960145, 15344203, 21920290, 30688406, 43840580, 61376812, 76721015, 153442030, 306884060]

約数ペア:

[(1, 306884060), (2, 153442030), (4, 76721015), (5, 61376812), (7, 43840580), (10, 30688406), (14, 21920290), (20, 15344203), (28, 10960145), (35, 8768116), (49, 6262940), (70, 4384058), (98, 3131470), (140, 2192029), (196, 1565735), (245, 1252588), (490, 626294), (980, 313147)]