254012008

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 504092160

約数和(自身を除く): 250080152

約数列:

[1, 2, 4, 8, 43, 67, 86, 103, 107, 134, 172, 206, 214, 268, 344, 412, 428, 536, 824, 856, 2881, 4429, 4601, 5762, 6901, 7169, 8858, 9202, 11021, 11524, 13802, 14338, 17716, 18404, 22042, 23048, 27604, 28676, 35432, 36808, 44084, 55208, 57352, 88168, 296743, 308267, 473903, 593486, 616534, 738407, 947806, 1186972, 1233068, 1476814, 1895612, 2373944, 2466136, 2953628, 3791224, 5907256, 31751501, 63503002, 127006004, 254012008]

約数ペア:

[(1, 254012008), (2, 127006004), (4, 63503002), (8, 31751501), (43, 5907256), (67, 3791224), (86, 2953628), (103, 2466136), (107, 2373944), (134, 1895612), (172, 1476814), (206, 1233068), (214, 1186972), (268, 947806), (344, 738407), (412, 616534), (428, 593486), (536, 473903), (824, 308267), (856, 296743), (2881, 88168), (4429, 57352), (4601, 55208), (5762, 44084), (6901, 36808), (7169, 35432), (8858, 28676), (9202, 27604), (11021, 23048), (11524, 22042), (13802, 18404), (14338, 17716)]