215864440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{3863}}^1$

素因数の和:4012

約数の個数: 64

約数和(自身を含む): 534159360

約数和(自身を除く): 318294920

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, 3863, 5080, 5588, 6985, 7726, 11176, 13970, 15452, 19315, 27940, 30904, 38630, 42493, 55880, 77260, 84986, 154520, 169972, 212465, 339944, 424930, 490601, 849860, 981202, 1699720, 1962404, 2453005, 3924808, 4906010, 5396611, 9812020, 10793222, 19624040, 21586444, 26983055, 43172888, 53966110, 107932220, 215864440]

約数ペア:

[(1, 215864440), (2, 107932220), (4, 53966110), (5, 43172888), (8, 26983055), (10, 21586444), (11, 19624040), (20, 10793222), (22, 9812020), (40, 5396611), (44, 4906010), (55, 3924808), (88, 2453005), (110, 1962404), (127, 1699720), (220, 981202), (254, 849860), (440, 490601), (508, 424930), (635, 339944), (1016, 212465), (1270, 169972), (1397, 154520), (2540, 84986), (2794, 77260), (3863, 55880), (5080, 42493), (5588, 38630), (6985, 30904), (7726, 27940), (11176, 19315), (13970, 15452)]