178313080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{3191}}^1$

素因数の和:3340

約数の個数: 64

約数和(自身を含む): 441262080

約数和(自身を除く): 262949000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 440, 508, 635, 1016, 1270, 1397, 2540, 2794, 3191, 5080, 5588, 6382, 6985, 11176, 12764, 13970, 15955, 25528, 27940, 31910, 35101, 55880, 63820, 70202, 127640, 140404, 175505, 280808, 351010, 405257, 702020, 810514, 1404040, 1621028, 2026285, 3242056, 4052570, 4457827, 8105140, 8915654, 16210280, 17831308, 22289135, 35662616, 44578270, 89156540, 178313080]

約数ペア:

[(1, 178313080), (2, 89156540), (4, 44578270), (5, 35662616), (8, 22289135), (10, 17831308), (11, 16210280), (20, 8915654), (22, 8105140), (40, 4457827), (44, 4052570), (55, 3242056), (88, 2026285), (110, 1621028), (127, 1404040), (220, 810514), (254, 702020), (440, 405257), (508, 351010), (635, 280808), (1016, 175505), (1270, 140404), (1397, 127640), (2540, 70202), (2794, 63820), (3191, 55880), (5080, 35101), (5588, 31910), (6382, 27940), (6985, 25528), (11176, 15955), (12764, 13970)]