81730728

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{6203}}^1$

素因数の和:6279

約数の個数: 64

約数和(自身を含む): 230788800

約数和(自身を除く): 149058072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 108, 122, 183, 216, 244, 366, 488, 549, 732, 1098, 1464, 1647, 2196, 3294, 4392, 6203, 6588, 12406, 13176, 18609, 24812, 37218, 49624, 55827, 74436, 111654, 148872, 167481, 223308, 334962, 378383, 446616, 669924, 756766, 1135149, 1339848, 1513532, 2270298, 3027064, 3405447, 4540596, 6810894, 9081192, 10216341, 13621788, 20432682, 27243576, 40865364, 81730728]

約数ペア:

[(1, 81730728), (2, 40865364), (3, 27243576), (4, 20432682), (6, 13621788), (8, 10216341), (9, 9081192), (12, 6810894), (18, 4540596), (24, 3405447), (27, 3027064), (36, 2270298), (54, 1513532), (61, 1339848), (72, 1135149), (108, 756766), (122, 669924), (183, 446616), (216, 378383), (244, 334962), (366, 223308), (488, 167481), (549, 148872), (732, 111654), (1098, 74436), (1464, 55827), (1647, 49624), (2196, 37218), (3294, 24812), (4392, 18609), (6203, 13176), (6588, 12406)]