221067904

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1231}}^1$

素因数の和:1329

約数の個数: 64

約数和(自身を含む): 467470080

約数和(自身を除く): 246402176

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 61, 64, 92, 122, 128, 184, 244, 368, 488, 736, 976, 1231, 1403, 1472, 1952, 2462, 2806, 2944, 3904, 4924, 5612, 7808, 9848, 11224, 19696, 22448, 28313, 39392, 44896, 56626, 75091, 78784, 89792, 113252, 150182, 157568, 179584, 226504, 300364, 453008, 600728, 906016, 1201456, 1727093, 1812032, 2402912, 3454186, 3624064, 4805824, 6908372, 9611648, 13816744, 27633488, 55266976, 110533952, 221067904]

約数ペア:

[(1, 221067904), (2, 110533952), (4, 55266976), (8, 27633488), (16, 13816744), (23, 9611648), (32, 6908372), (46, 4805824), (61, 3624064), (64, 3454186), (92, 2402912), (122, 1812032), (128, 1727093), (184, 1201456), (244, 906016), (368, 600728), (488, 453008), (736, 300364), (976, 226504), (1231, 179584), (1403, 157568), (1472, 150182), (1952, 113252), (2462, 89792), (2806, 78784), (2944, 75091), (3904, 56626), (4924, 44896), (5612, 39392), (7808, 28313), (9848, 22448), (11224, 19696)]