180296985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 353664000

約数和(自身を除く): 173367015

約数列:

[1, 3, 5, 11, 15, 17, 19, 33, 51, 55, 57, 85, 95, 165, 187, 199, 209, 255, 285, 289, 323, 561, 597, 627, 867, 935, 969, 995, 1045, 1445, 1615, 2189, 2805, 2985, 3135, 3179, 3383, 3553, 3781, 4335, 4845, 5491, 6567, 9537, 10149, 10659, 10945, 11343, 15895, 16473, 16915, 17765, 18905, 27455, 32835, 37213, 41591, 47685, 50745, 53295, 56715, 57511, 60401, 64277, 82365, 111639, 124773, 172533, 181203, 186065, 192831, 207955, 287555, 302005, 321385, 558195, 623865, 632621, 707047, 862665, 906015, 964155, 1092709, 1897863, 2121141, 3163105, 3278127, 3535235, 5463545, 9489315, 10605705, 12019799, 16390635, 36059397, 60098995, 180296985]

約数ペア:

[(1, 180296985), (3, 60098995), (5, 36059397), (11, 16390635), (15, 12019799), (17, 10605705), (19, 9489315), (33, 5463545), (51, 3535235), (55, 3278127), (57, 3163105), (85, 2121141), (95, 1897863), (165, 1092709), (187, 964155), (199, 906015), (209, 862665), (255, 707047), (285, 632621), (289, 623865), (323, 558195), (561, 321385), (597, 302005), (627, 287555), (867, 207955), (935, 192831), (969, 186065), (995, 181203), (1045, 172533), (1445, 124773), (1615, 111639), (2189, 82365), (2805, 64277), (2985, 60401), (3135, 57511), (3179, 56715), (3383, 53295), (3553, 50745), (3781, 47685), (4335, 41591), (4845, 37213), (5491, 32835), (6567, 27455), (9537, 18905), (10149, 17765), (10659, 16915), (10945, 16473), (11343, 15895)]