308834260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{2087}}^1$

素因数の和:2261

約数の個数: 72

約数和(自身を含む): 759798144

約数和(自身を除く): 450963884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 151, 196, 245, 302, 490, 604, 755, 980, 1057, 1510, 2087, 2114, 3020, 4174, 4228, 5285, 7399, 8348, 10435, 10570, 14609, 14798, 20870, 21140, 29218, 29596, 36995, 41740, 58436, 73045, 73990, 102263, 146090, 147980, 204526, 292180, 315137, 409052, 511315, 630274, 1022630, 1260548, 1575685, 2045260, 2205959, 3151370, 4411918, 6302740, 8823836, 11029795, 15441713, 22059590, 30883426, 44119180, 61766852, 77208565, 154417130, 308834260]

約数ペア:

[(1, 308834260), (2, 154417130), (4, 77208565), (5, 61766852), (7, 44119180), (10, 30883426), (14, 22059590), (20, 15441713), (28, 11029795), (35, 8823836), (49, 6302740), (70, 4411918), (98, 3151370), (140, 2205959), (151, 2045260), (196, 1575685), (245, 1260548), (302, 1022630), (490, 630274), (604, 511315), (755, 409052), (980, 315137), (1057, 292180), (1510, 204526), (2087, 147980), (2114, 146090), (3020, 102263), (4174, 73990), (4228, 73045), (5285, 58436), (7399, 41740), (8348, 36995), (10435, 29596), (10570, 29218), (14609, 21140), (14798, 20870)]