256479768

素因数分解:

$2^3\times 3^2\times {\mathrm{3562219}}^1$

素因数の和:3562231

約数の個数: 24

約数和(自身を含む): 694632900

約数和(自身を除く): 438153132

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 3562219, 7124438, 10686657, 14248876, 21373314, 28497752, 32059971, 42746628, 64119942, 85493256, 128239884, 256479768]

約数ペア:

[(1, 256479768), (2, 128239884), (3, 85493256), (4, 64119942), (6, 42746628), (8, 32059971), (9, 28497752), (12, 21373314), (18, 14248876), (24, 10686657), (36, 7124438), (72, 3562219)]