128984832

素因数分解:

$2^8\times 3^3\times {\mathrm{18661}}^1$

素因数の和:18686

約数の個数: 72

約数和(自身を含む): 381451280

約数和(自身を除く): 252466448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 576, 768, 864, 1152, 1728, 2304, 3456, 6912, 18661, 37322, 55983, 74644, 111966, 149288, 167949, 223932, 298576, 335898, 447864, 503847, 597152, 671796, 895728, 1007694, 1194304, 1343592, 1791456, 2015388, 2388608, 2687184, 3582912, 4030776, 4777216, 5374368, 7165824, 8061552, 10748736, 14331648, 16123104, 21497472, 32246208, 42994944, 64492416, 128984832]

約数ペア:

[(1, 128984832), (2, 64492416), (3, 42994944), (4, 32246208), (6, 21497472), (8, 16123104), (9, 14331648), (12, 10748736), (16, 8061552), (18, 7165824), (24, 5374368), (27, 4777216), (32, 4030776), (36, 3582912), (48, 2687184), (54, 2388608), (64, 2015388), (72, 1791456), (96, 1343592), (108, 1194304), (128, 1007694), (144, 895728), (192, 671796), (216, 597152), (256, 503847), (288, 447864), (384, 335898), (432, 298576), (576, 223932), (768, 167949), (864, 149288), (1152, 111966), (1728, 74644), (2304, 55983), (3456, 37322), (6912, 18661)]