289595936

素因数分解:

$2^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:358

約数の個数: 96

約数和(自身を含む): 670602240

約数和(自身を除く): 381006304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 71, 112, 131, 139, 142, 224, 262, 278, 284, 497, 524, 556, 568, 917, 973, 994, 1048, 1112, 1136, 1834, 1946, 1988, 2096, 2224, 2272, 3668, 3892, 3976, 4192, 4448, 7336, 7784, 7952, 9301, 9869, 14672, 15568, 15904, 18209, 18602, 19738, 29344, 31136, 36418, 37204, 39476, 65107, 69083, 72836, 74408, 78952, 127463, 130214, 138166, 145672, 148816, 157904, 254926, 260428, 276332, 291344, 297632, 315808, 509852, 520856, 552664, 582688, 1019704, 1041712, 1105328, 1292839, 2039408, 2083424, 2210656, 2585678, 4078816, 5171356, 9049873, 10342712, 18099746, 20685424, 36199492, 41370848, 72398984, 144797968, 289595936]

約数ペア:

[(1, 289595936), (2, 144797968), (4, 72398984), (7, 41370848), (8, 36199492), (14, 20685424), (16, 18099746), (28, 10342712), (32, 9049873), (56, 5171356), (71, 4078816), (112, 2585678), (131, 2210656), (139, 2083424), (142, 2039408), (224, 1292839), (262, 1105328), (278, 1041712), (284, 1019704), (497, 582688), (524, 552664), (556, 520856), (568, 509852), (917, 315808), (973, 297632), (994, 291344), (1048, 276332), (1112, 260428), (1136, 254926), (1834, 157904), (1946, 148816), (1988, 145672), (2096, 138166), (2224, 130214), (2272, 127463), (3668, 78952), (3892, 74408), (3976, 72836), (4192, 69083), (4448, 65107), (7336, 39476), (7784, 37204), (7952, 36418), (9301, 31136), (9869, 29344), (14672, 19738), (15568, 18602), (15904, 18209)]