220384208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1303}}^1$

素因数の和:1384

約数の個数: 60

約数和(自身を含む): 481692384

約数和(自身を除く): 261308176

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 961, 1303, 1364, 1922, 2606, 2728, 3844, 5212, 5456, 7688, 10424, 10571, 14333, 15376, 20848, 21142, 28666, 40393, 42284, 57332, 80786, 84568, 114664, 161572, 169136, 229328, 323144, 444323, 646288, 888646, 1252183, 1777292, 2504366, 3554584, 5008732, 7109168, 10017464, 13774013, 20034928, 27548026, 55096052, 110192104, 220384208]

約数ペア:

[(1, 220384208), (2, 110192104), (4, 55096052), (8, 27548026), (11, 20034928), (16, 13774013), (22, 10017464), (31, 7109168), (44, 5008732), (62, 3554584), (88, 2504366), (124, 1777292), (176, 1252183), (248, 888646), (341, 646288), (496, 444323), (682, 323144), (961, 229328), (1303, 169136), (1364, 161572), (1922, 114664), (2606, 84568), (2728, 80786), (3844, 57332), (5212, 42284), (5456, 40393), (7688, 28666), (10424, 21142), (10571, 20848), (14333, 15376)]