251116768

素因数分解:

$2^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{8429}}^1$

素因数の和:8472

約数の個数: 72

約数和(自身を含む): 605442600

約数和(自身を除く): 354325832

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 98, 112, 133, 152, 196, 224, 266, 304, 392, 532, 608, 784, 931, 1064, 1568, 1862, 2128, 3724, 4256, 7448, 8429, 14896, 16858, 29792, 33716, 59003, 67432, 118006, 134864, 160151, 236012, 269728, 320302, 413021, 472024, 640604, 826042, 944048, 1121057, 1281208, 1652084, 1888096, 2242114, 2562416, 3304168, 4484228, 5124832, 6608336, 7847399, 8968456, 13216672, 15694798, 17936912, 31389596, 35873824, 62779192, 125558384, 251116768]

約数ペア:

[(1, 251116768), (2, 125558384), (4, 62779192), (7, 35873824), (8, 31389596), (14, 17936912), (16, 15694798), (19, 13216672), (28, 8968456), (32, 7847399), (38, 6608336), (49, 5124832), (56, 4484228), (76, 3304168), (98, 2562416), (112, 2242114), (133, 1888096), (152, 1652084), (196, 1281208), (224, 1121057), (266, 944048), (304, 826042), (392, 640604), (532, 472024), (608, 413021), (784, 320302), (931, 269728), (1064, 236012), (1568, 160151), (1862, 134864), (2128, 118006), (3724, 67432), (4256, 59003), (7448, 33716), (8429, 29792), (14896, 16858)]