261864288

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{129893}}^1$

素因数の和:129916

約数の個数: 72

約数和(自身を含む): 851065488

約数和(自身を除く): 589201200

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 129893, 259786, 389679, 519572, 779358, 909251, 1039144, 1169037, 1558716, 1818502, 2078288, 2338074, 2727753, 3117432, 3637004, 4156576, 4676148, 5455506, 6234864, 7274008, 8183259, 9352296, 10911012, 12469728, 14548016, 16366518, 18704592, 21822024, 29096032, 32733036, 37409184, 43644048, 65466072, 87288096, 130932144, 261864288]

約数ペア:

[(1, 261864288), (2, 130932144), (3, 87288096), (4, 65466072), (6, 43644048), (7, 37409184), (8, 32733036), (9, 29096032), (12, 21822024), (14, 18704592), (16, 16366518), (18, 14548016), (21, 12469728), (24, 10911012), (28, 9352296), (32, 8183259), (36, 7274008), (42, 6234864), (48, 5455506), (56, 4676148), (63, 4156576), (72, 3637004), (84, 3117432), (96, 2727753), (112, 2338074), (126, 2078288), (144, 1818502), (168, 1558716), (224, 1169037), (252, 1039144), (288, 909251), (336, 779358), (504, 519572), (672, 389679), (1008, 259786), (2016, 129893)]