128158712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 273715200

約数和(自身を除く): 145556488

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 109, 124, 218, 248, 341, 431, 436, 682, 862, 872, 1199, 1364, 1724, 2398, 2728, 3379, 3448, 4741, 4796, 6758, 9482, 9592, 13361, 13516, 18964, 26722, 27032, 37169, 37928, 46979, 53444, 74338, 93958, 106888, 146971, 148676, 187916, 293942, 297352, 375832, 516769, 587884, 1033538, 1175768, 1456349, 2067076, 2912698, 4134152, 5825396, 11650792, 16019839, 32039678, 64079356, 128158712]

約数ペア:

[(1, 128158712), (2, 64079356), (4, 32039678), (8, 16019839), (11, 11650792), (22, 5825396), (31, 4134152), (44, 2912698), (62, 2067076), (88, 1456349), (109, 1175768), (124, 1033538), (218, 587884), (248, 516769), (341, 375832), (431, 297352), (436, 293942), (682, 187916), (862, 148676), (872, 146971), (1199, 106888), (1364, 93958), (1724, 74338), (2398, 53444), (2728, 46979), (3379, 37928), (3448, 37169), (4741, 27032), (4796, 26722), (6758, 18964), (9482, 13516), (9592, 13361)]