61383280

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{2237}}^1$

素因数の和:2271

約数の個数: 80

約数和(自身を含む): 166507200

約数和(自身を除く): 105123920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2237, 2744, 3430, 3920, 4474, 5488, 6860, 8948, 11185, 13720, 15659, 17896, 22370, 27440, 31318, 35792, 44740, 62636, 78295, 89480, 109613, 125272, 156590, 178960, 219226, 250544, 313180, 438452, 548065, 626360, 767291, 876904, 1096130, 1252720, 1534582, 1753808, 2192260, 3069164, 3836455, 4384520, 6138328, 7672910, 8769040, 12276656, 15345820, 30691640, 61383280]

約数ペア:

[(1, 61383280), (2, 30691640), (4, 15345820), (5, 12276656), (7, 8769040), (8, 7672910), (10, 6138328), (14, 4384520), (16, 3836455), (20, 3069164), (28, 2192260), (35, 1753808), (40, 1534582), (49, 1252720), (56, 1096130), (70, 876904), (80, 767291), (98, 626360), (112, 548065), (140, 438452), (196, 313180), (245, 250544), (280, 219226), (343, 178960), (392, 156590), (490, 125272), (560, 109613), (686, 89480), (784, 78295), (980, 62636), (1372, 44740), (1715, 35792), (1960, 31318), (2237, 27440), (2744, 22370), (3430, 17896), (3920, 15659), (4474, 13720), (5488, 11185), (6860, 8948)]