155532080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{176741}}^1$

素因数の和:176765

約数の個数: 40

約数和(自身を含む): 394488144

約数和(自身を除く): 238956064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 176741, 353482, 706964, 883705, 1413928, 1767410, 1944151, 2827856, 3534820, 3888302, 7069640, 7776604, 9720755, 14139280, 15553208, 19441510, 31106416, 38883020, 77766040, 155532080]

約数ペア:

[(1, 155532080), (2, 77766040), (4, 38883020), (5, 31106416), (8, 19441510), (10, 15553208), (11, 14139280), (16, 9720755), (20, 7776604), (22, 7069640), (40, 3888302), (44, 3534820), (55, 2827856), (80, 1944151), (88, 1767410), (110, 1413928), (176, 883705), (220, 706964), (440, 353482), (880, 176741)]