71780868

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2213}}^1$

素因数の和:2293

約数の個数: 72

約数和(自身を含む): 195832728

約数和(自身を除く): 124051860

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 53, 68, 102, 106, 153, 159, 204, 212, 306, 318, 477, 612, 636, 901, 954, 1802, 1908, 2213, 2703, 3604, 4426, 5406, 6639, 8109, 8852, 10812, 13278, 16218, 19917, 26556, 32436, 37621, 39834, 75242, 79668, 112863, 117289, 150484, 225726, 234578, 338589, 351867, 451452, 469156, 677178, 703734, 1055601, 1354356, 1407468, 1993913, 2111202, 3987826, 4222404, 5981739, 7975652, 11963478, 17945217, 23926956, 35890434, 71780868]

約数ペア:

[(1, 71780868), (2, 35890434), (3, 23926956), (4, 17945217), (6, 11963478), (9, 7975652), (12, 5981739), (17, 4222404), (18, 3987826), (34, 2111202), (36, 1993913), (51, 1407468), (53, 1354356), (68, 1055601), (102, 703734), (106, 677178), (153, 469156), (159, 451452), (204, 351867), (212, 338589), (306, 234578), (318, 225726), (477, 150484), (612, 117289), (636, 112863), (901, 79668), (954, 75242), (1802, 39834), (1908, 37621), (2213, 32436), (2703, 26556), (3604, 19917), (4426, 16218), (5406, 13278), (6639, 10812), (8109, 8852)]