208653280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1151}}^1$

素因数の和:1280

約数の個数: 96

約数和(自身を含む): 543449088

約数和(自身を除く): 334795808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 103, 110, 160, 176, 206, 220, 352, 412, 440, 515, 824, 880, 1030, 1133, 1151, 1648, 1760, 2060, 2266, 2302, 3296, 4120, 4532, 4604, 5665, 5755, 8240, 9064, 9208, 11330, 11510, 12661, 16480, 18128, 18416, 22660, 23020, 25322, 36256, 36832, 45320, 46040, 50644, 63305, 90640, 92080, 101288, 118553, 126610, 181280, 184160, 202576, 237106, 253220, 405152, 474212, 506440, 592765, 948424, 1012880, 1185530, 1304083, 1896848, 2025760, 2371060, 2608166, 3793696, 4742120, 5216332, 6520415, 9484240, 10432664, 13040830, 18968480, 20865328, 26081660, 41730656, 52163320, 104326640, 208653280]

約数ペア:

[(1, 208653280), (2, 104326640), (4, 52163320), (5, 41730656), (8, 26081660), (10, 20865328), (11, 18968480), (16, 13040830), (20, 10432664), (22, 9484240), (32, 6520415), (40, 5216332), (44, 4742120), (55, 3793696), (80, 2608166), (88, 2371060), (103, 2025760), (110, 1896848), (160, 1304083), (176, 1185530), (206, 1012880), (220, 948424), (352, 592765), (412, 506440), (440, 474212), (515, 405152), (824, 253220), (880, 237106), (1030, 202576), (1133, 184160), (1151, 181280), (1648, 126610), (1760, 118553), (2060, 101288), (2266, 92080), (2302, 90640), (3296, 63305), (4120, 50644), (4532, 46040), (4604, 45320), (5665, 36832), (5755, 36256), (8240, 25322), (9064, 23020), (9208, 22660), (11330, 18416), (11510, 18128), (12661, 16480)]