689928

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 1944000

約数和(自身を除く): 1254072

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 89, 102, 114, 136, 152, 178, 204, 228, 267, 323, 356, 408, 456, 534, 646, 712, 969, 1068, 1292, 1513, 1691, 1938, 2136, 2584, 3026, 3382, 3876, 4539, 5073, 6052, 6764, 7752, 9078, 10146, 12104, 13528, 18156, 20292, 28747, 36312, 40584, 57494, 86241, 114988, 172482, 229976, 344964, 689928]

約数ペア:

[(1, 689928), (2, 344964), (3, 229976), (4, 172482), (6, 114988), (8, 86241), (12, 57494), (17, 40584), (19, 36312), (24, 28747), (34, 20292), (38, 18156), (51, 13528), (57, 12104), (68, 10146), (76, 9078), (89, 7752), (102, 6764), (114, 6052), (136, 5073), (152, 4539), (178, 3876), (204, 3382), (228, 3026), (267, 2584), (323, 2136), (356, 1938), (408, 1691), (456, 1513), (534, 1292), (646, 1068), (712, 969)]