220163768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 465696000

約数和(自身を除く): 245532232

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 139, 164, 278, 328, 439, 451, 556, 878, 902, 1112, 1529, 1756, 1804, 3058, 3512, 3608, 4829, 5699, 6116, 9658, 11398, 12232, 17999, 19316, 22796, 35998, 38632, 45592, 61021, 62689, 71996, 122042, 125378, 143992, 197989, 244084, 250756, 395978, 488168, 501512, 671231, 791956, 1342462, 1583912, 2501861, 2684924, 5003722, 5369848, 10007444, 20014888, 27520471, 55040942, 110081884, 220163768]

約数ペア:

[(1, 220163768), (2, 110081884), (4, 55040942), (8, 27520471), (11, 20014888), (22, 10007444), (41, 5369848), (44, 5003722), (82, 2684924), (88, 2501861), (139, 1583912), (164, 1342462), (278, 791956), (328, 671231), (439, 501512), (451, 488168), (556, 395978), (878, 250756), (902, 244084), (1112, 197989), (1529, 143992), (1756, 125378), (1804, 122042), (3058, 71996), (3512, 62689), (3608, 61021), (4829, 45592), (5699, 38632), (6116, 35998), (9658, 22796), (11398, 19316), (12232, 17999)]