221284752

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6691}}^1$

素因数の和:6768

約数の個数: 80

約数和(自身を含む): 627334848

約数和(自身を除く): 406050096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 53, 78, 104, 106, 156, 159, 208, 212, 312, 318, 424, 624, 636, 689, 848, 1272, 1378, 2067, 2544, 2756, 4134, 5512, 6691, 8268, 11024, 13382, 16536, 20073, 26764, 33072, 40146, 53528, 80292, 86983, 107056, 160584, 173966, 260949, 321168, 347932, 354623, 521898, 695864, 709246, 1043796, 1063869, 1391728, 1418492, 2087592, 2127738, 2836984, 4175184, 4255476, 4610099, 5673968, 8510952, 9220198, 13830297, 17021904, 18440396, 27660594, 36880792, 55321188, 73761584, 110642376, 221284752]

約数ペア:

[(1, 221284752), (2, 110642376), (3, 73761584), (4, 55321188), (6, 36880792), (8, 27660594), (12, 18440396), (13, 17021904), (16, 13830297), (24, 9220198), (26, 8510952), (39, 5673968), (48, 4610099), (52, 4255476), (53, 4175184), (78, 2836984), (104, 2127738), (106, 2087592), (156, 1418492), (159, 1391728), (208, 1063869), (212, 1043796), (312, 709246), (318, 695864), (424, 521898), (624, 354623), (636, 347932), (689, 321168), (848, 260949), (1272, 173966), (1378, 160584), (2067, 107056), (2544, 86983), (2756, 80292), (4134, 53528), (5512, 40146), (6691, 33072), (8268, 26764), (11024, 20073), (13382, 16536)]