123396656

素因数分解:

$2^4\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:354

約数の個数: 60

約数和(自身を含む): 255087840

約数和(自身を除く): 131691184

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 184, 239, 244, 368, 478, 488, 529, 956, 976, 1058, 1403, 1912, 2116, 2806, 3824, 4232, 5497, 5612, 8464, 10994, 11224, 14579, 21988, 22448, 29158, 32269, 43976, 58316, 64538, 87952, 116632, 126431, 129076, 233264, 252862, 258152, 335317, 505724, 516304, 670634, 1011448, 1341268, 2022896, 2682536, 5365072, 7712291, 15424582, 30849164, 61698328, 123396656]

約数ペア:

[(1, 123396656), (2, 61698328), (4, 30849164), (8, 15424582), (16, 7712291), (23, 5365072), (46, 2682536), (61, 2022896), (92, 1341268), (122, 1011448), (184, 670634), (239, 516304), (244, 505724), (368, 335317), (478, 258152), (488, 252862), (529, 233264), (956, 129076), (976, 126431), (1058, 116632), (1403, 87952), (1912, 64538), (2116, 58316), (2806, 43976), (3824, 32269), (4232, 29158), (5497, 22448), (5612, 21988), (8464, 14579), (10994, 11224)]