8556720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 26864352

約数和(自身を除く): 18307632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 353, 404, 505, 606, 706, 808, 1010, 1059, 1212, 1412, 1515, 1616, 1765, 2020, 2118, 2424, 2824, 3030, 3530, 4040, 4236, 4848, 5295, 5648, 6060, 7060, 8080, 8472, 10590, 12120, 14120, 16944, 21180, 24240, 28240, 35653, 42360, 71306, 84720, 106959, 142612, 178265, 213918, 285224, 356530, 427836, 534795, 570448, 713060, 855672, 1069590, 1426120, 1711344, 2139180, 2852240, 4278360, 8556720]

約数ペア:

[(1, 8556720), (2, 4278360), (3, 2852240), (4, 2139180), (5, 1711344), (6, 1426120), (8, 1069590), (10, 855672), (12, 713060), (15, 570448), (16, 534795), (20, 427836), (24, 356530), (30, 285224), (40, 213918), (48, 178265), (60, 142612), (80, 106959), (101, 84720), (120, 71306), (202, 42360), (240, 35653), (303, 28240), (353, 24240), (404, 21180), (505, 16944), (606, 14120), (706, 12120), (808, 10590), (1010, 8472), (1059, 8080), (1212, 7060), (1412, 6060), (1515, 5648), (1616, 5295), (1765, 4848), (2020, 4236), (2118, 4040), (2424, 3530), (2824, 3030)]