128664384

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{21617}}^1$

素因数の和:21663

約数の個数: 56

約数和(自身を含む): 351422208

約数和(自身を除く): 222757824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 186, 192, 248, 372, 496, 744, 992, 1488, 1984, 2976, 5952, 21617, 43234, 64851, 86468, 129702, 172936, 259404, 345872, 518808, 670127, 691744, 1037616, 1340254, 1383488, 2010381, 2075232, 2680508, 4020762, 4150464, 5361016, 8041524, 10722032, 16083048, 21444064, 32166096, 42888128, 64332192, 128664384]

約数ペア:

[(1, 128664384), (2, 64332192), (3, 42888128), (4, 32166096), (6, 21444064), (8, 16083048), (12, 10722032), (16, 8041524), (24, 5361016), (31, 4150464), (32, 4020762), (48, 2680508), (62, 2075232), (64, 2010381), (93, 1383488), (96, 1340254), (124, 1037616), (186, 691744), (192, 670127), (248, 518808), (372, 345872), (496, 259404), (744, 172936), (992, 129702), (1488, 86468), (1984, 64851), (2976, 43234), (5952, 21617)]