215137664

素因数分解:

$2^7\times 7^1\times {\mathrm{240109}}^1$

素因数の和:240130

約数の個数: 32

約数和(自身を含む): 489824400

約数和(自身を除く): 274686736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 240109, 480218, 960436, 1680763, 1920872, 3361526, 3841744, 6723052, 7683488, 13446104, 15366976, 26892208, 30733952, 53784416, 107568832, 215137664]

約数ペア:

[(1, 215137664), (2, 107568832), (4, 53784416), (7, 30733952), (8, 26892208), (14, 15366976), (16, 13446104), (28, 7683488), (32, 6723052), (56, 3841744), (64, 3361526), (112, 1920872), (128, 1680763), (224, 960436), (448, 480218), (896, 240109)]