290209024

素因数分解:

$2^8\times 7^1\times {\mathrm{161947}}^1$

素因数の和:161970

約数の個数: 36

約数和(自身を含む): 662043424

約数和(自身を除く): 371834400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 161947, 323894, 647788, 1133629, 1295576, 2267258, 2591152, 4534516, 5182304, 9069032, 10364608, 18138064, 20729216, 36276128, 41458432, 72552256, 145104512, 290209024]

約数ペア:

[(1, 290209024), (2, 145104512), (4, 72552256), (7, 41458432), (8, 36276128), (14, 20729216), (16, 18138064), (28, 10364608), (32, 9069032), (56, 5182304), (64, 4534516), (112, 2591152), (128, 2267258), (224, 1295576), (256, 1133629), (448, 647788), (896, 323894), (1792, 161947)]