256998864

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{281797}}^1$

素因数の和:281827

約数の個数: 40

約数和(自身を含む): 698859040

約数和(自身を除く): 441860176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 281797, 563594, 845391, 1127188, 1690782, 2254376, 3381564, 4508752, 5354143, 6763128, 10708286, 13526256, 16062429, 21416572, 32124858, 42833144, 64249716, 85666288, 128499432, 256998864]

約数ペア:

[(1, 256998864), (2, 128499432), (3, 85666288), (4, 64249716), (6, 42833144), (8, 32124858), (12, 21416572), (16, 16062429), (19, 13526256), (24, 10708286), (38, 6763128), (48, 5354143), (57, 4508752), (76, 3381564), (114, 2254376), (152, 1690782), (228, 1127188), (304, 845391), (456, 563594), (912, 281797)]