261175392

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31271}}^1$

素因数の和:31316

約数の個数: 72

約数和(自身を含む): 768353040

約数和(自身を除く): 507177648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2784, 4176, 8352, 31271, 62542, 93813, 125084, 187626, 250168, 281439, 375252, 500336, 562878, 750504, 906859, 1000672, 1125756, 1501008, 1813718, 2251512, 2720577, 3002016, 3627436, 4503024, 5441154, 7254872, 8161731, 9006048, 10882308, 14509744, 16323462, 21764616, 29019488, 32646924, 43529232, 65293848, 87058464, 130587696, 261175392]

約数ペア:

[(1, 261175392), (2, 130587696), (3, 87058464), (4, 65293848), (6, 43529232), (8, 32646924), (9, 29019488), (12, 21764616), (16, 16323462), (18, 14509744), (24, 10882308), (29, 9006048), (32, 8161731), (36, 7254872), (48, 5441154), (58, 4503024), (72, 3627436), (87, 3002016), (96, 2720577), (116, 2251512), (144, 1813718), (174, 1501008), (232, 1125756), (261, 1000672), (288, 906859), (348, 750504), (464, 562878), (522, 500336), (696, 375252), (928, 281439), (1044, 250168), (1392, 187626), (2088, 125084), (2784, 93813), (4176, 62542), (8352, 31271)]