126358784

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 262694880

約数和(自身を除く): 136336096

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 67, 106, 128, 134, 139, 212, 256, 268, 278, 424, 536, 556, 848, 1072, 1112, 1696, 2144, 2224, 3392, 3551, 4288, 4448, 6784, 7102, 7367, 8576, 8896, 9313, 13568, 14204, 14734, 17152, 17792, 18626, 28408, 29468, 35584, 37252, 56816, 58936, 74504, 113632, 117872, 149008, 227264, 235744, 298016, 454528, 471488, 493589, 596032, 909056, 942976, 987178, 1192064, 1885952, 1974356, 2384128, 3948712, 7897424, 15794848, 31589696, 63179392, 126358784]

約数ペア:

[(1, 126358784), (2, 63179392), (4, 31589696), (8, 15794848), (16, 7897424), (32, 3948712), (53, 2384128), (64, 1974356), (67, 1885952), (106, 1192064), (128, 987178), (134, 942976), (139, 909056), (212, 596032), (256, 493589), (268, 471488), (278, 454528), (424, 298016), (536, 235744), (556, 227264), (848, 149008), (1072, 117872), (1112, 113632), (1696, 74504), (2144, 58936), (2224, 56816), (3392, 37252), (3551, 35584), (4288, 29468), (4448, 28408), (6784, 18626), (7102, 17792), (7367, 17152), (8576, 14734), (8896, 14204), (9313, 13568)]