1245239488

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{1949}}^1$

素因数の和:2177

約数の個数: 56

約数和(自身を含む): 2526030000

約数和(自身を除く): 1280790512

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 149, 268, 298, 536, 596, 1072, 1192, 1949, 2144, 2384, 3898, 4288, 4768, 7796, 9536, 9983, 15592, 19966, 31184, 39932, 62368, 79864, 124736, 130583, 159728, 261166, 290401, 319456, 522332, 580802, 638912, 1044664, 1161604, 2089328, 2323208, 4178656, 4646416, 8357312, 9292832, 18585664, 19456867, 38913734, 77827468, 155654936, 311309872, 622619744, 1245239488]

約数ペア:

[(1, 1245239488), (2, 622619744), (4, 311309872), (8, 155654936), (16, 77827468), (32, 38913734), (64, 19456867), (67, 18585664), (134, 9292832), (149, 8357312), (268, 4646416), (298, 4178656), (536, 2323208), (596, 2089328), (1072, 1161604), (1192, 1044664), (1949, 638912), (2144, 580802), (2384, 522332), (3898, 319456), (4288, 290401), (4768, 261166), (7796, 159728), (9536, 130583), (9983, 124736), (15592, 79864), (19966, 62368), (31184, 39932)]