261566256

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4349}}^1$

素因数の和:4546

約数の個数: 80

約数和(自身を含む): 776736000

約数和(自身を除く): 515169744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 179, 336, 358, 537, 716, 1074, 1253, 1432, 2148, 2506, 2864, 3759, 4296, 4349, 5012, 7518, 8592, 8698, 10024, 13047, 15036, 17396, 20048, 26094, 30072, 30443, 34792, 52188, 60144, 60886, 69584, 91329, 104376, 121772, 182658, 208752, 243544, 365316, 487088, 730632, 778471, 1461264, 1556942, 2335413, 3113884, 4670826, 5449297, 6227768, 9341652, 10898594, 12455536, 16347891, 18683304, 21797188, 32695782, 37366608, 43594376, 65391564, 87188752, 130783128, 261566256]

約数ペア:

[(1, 261566256), (2, 130783128), (3, 87188752), (4, 65391564), (6, 43594376), (7, 37366608), (8, 32695782), (12, 21797188), (14, 18683304), (16, 16347891), (21, 12455536), (24, 10898594), (28, 9341652), (42, 6227768), (48, 5449297), (56, 4670826), (84, 3113884), (112, 2335413), (168, 1556942), (179, 1461264), (336, 778471), (358, 730632), (537, 487088), (716, 365316), (1074, 243544), (1253, 208752), (1432, 182658), (2148, 121772), (2506, 104376), (2864, 91329), (3759, 69584), (4296, 60886), (4349, 60144), (5012, 52188), (7518, 34792), (8592, 30443), (8698, 30072), (10024, 26094), (13047, 20048), (15036, 17396)]