128240256

素因数分解:

$2^7\times 3^1\times {\mathrm{333959}}^1$

素因数の和:333976

約数の個数: 32

約数和(自身を含む): 340639200

約数和(自身を除く): 212398944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 333959, 667918, 1001877, 1335836, 2003754, 2671672, 4007508, 5343344, 8015016, 10686688, 16030032, 21373376, 32060064, 42746752, 64120128, 128240256]

約数ペア:

[(1, 128240256), (2, 64120128), (3, 42746752), (4, 32060064), (6, 21373376), (8, 16030032), (12, 10686688), (16, 8015016), (24, 5343344), (32, 4007508), (48, 2671672), (64, 2003754), (96, 1335836), (128, 1001877), (192, 667918), (384, 333959)]