261268164

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{7207}}^1$

素因数の和:7289

約数の個数: 72

約数和(自身を含む): 708402240

約数和(自身を除く): 447134076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 53, 57, 76, 106, 114, 159, 171, 212, 228, 318, 342, 477, 636, 684, 954, 1007, 1908, 2014, 3021, 4028, 6042, 7207, 9063, 12084, 14414, 18126, 21621, 28828, 36252, 43242, 64863, 86484, 129726, 136933, 259452, 273866, 381971, 410799, 547732, 763942, 821598, 1145913, 1232397, 1527884, 1643196, 2291826, 2464794, 3437739, 4583652, 4929588, 6875478, 7257449, 13750956, 14514898, 21772347, 29029796, 43544694, 65317041, 87089388, 130634082, 261268164]

約数ペア:

[(1, 261268164), (2, 130634082), (3, 87089388), (4, 65317041), (6, 43544694), (9, 29029796), (12, 21772347), (18, 14514898), (19, 13750956), (36, 7257449), (38, 6875478), (53, 4929588), (57, 4583652), (76, 3437739), (106, 2464794), (114, 2291826), (159, 1643196), (171, 1527884), (212, 1232397), (228, 1145913), (318, 821598), (342, 763942), (477, 547732), (636, 410799), (684, 381971), (954, 273866), (1007, 259452), (1908, 136933), (2014, 129726), (3021, 86484), (4028, 64863), (6042, 43242), (7207, 36252), (9063, 28828), (12084, 21621), (14414, 18126)]