181168976

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^2$

素因数の和:288

約数の個数: 60

約数和(自身を含む): 378329952

約数和(自身を除く): 197160976

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 107, 172, 184, 214, 344, 368, 428, 688, 856, 989, 1712, 1978, 2461, 3956, 4601, 4922, 7912, 9202, 9844, 11449, 15824, 18404, 19688, 22898, 36808, 39376, 45796, 73616, 91592, 105823, 183184, 211646, 263327, 423292, 492307, 526654, 846584, 984614, 1053308, 1693168, 1969228, 2106616, 3938456, 4213232, 7876912, 11323061, 22646122, 45292244, 90584488, 181168976]

約数ペア:

[(1, 181168976), (2, 90584488), (4, 45292244), (8, 22646122), (16, 11323061), (23, 7876912), (43, 4213232), (46, 3938456), (86, 2106616), (92, 1969228), (107, 1693168), (172, 1053308), (184, 984614), (214, 846584), (344, 526654), (368, 492307), (428, 423292), (688, 263327), (856, 211646), (989, 183184), (1712, 105823), (1978, 91592), (2461, 73616), (3956, 45796), (4601, 39376), (4922, 36808), (7912, 22898), (9202, 19688), (9844, 18404), (11449, 15824)]