1281024

素因数分解:

$2^{10}\times 3^2\times {\mathrm{139}}^1$

素因数の和:165

約数の個数: 66

約数和(自身を含む): 3725540

約数和(自身を除く): 2444516

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 139, 144, 192, 256, 278, 288, 384, 417, 512, 556, 576, 768, 834, 1024, 1112, 1152, 1251, 1536, 1668, 2224, 2304, 2502, 3072, 3336, 4448, 4608, 5004, 6672, 8896, 9216, 10008, 13344, 17792, 20016, 26688, 35584, 40032, 53376, 71168, 80064, 106752, 142336, 160128, 213504, 320256, 427008, 640512, 1281024]

約数ペア:

[(1, 1281024), (2, 640512), (3, 427008), (4, 320256), (6, 213504), (8, 160128), (9, 142336), (12, 106752), (16, 80064), (18, 71168), (24, 53376), (32, 40032), (36, 35584), (48, 26688), (64, 20016), (72, 17792), (96, 13344), (128, 10008), (139, 9216), (144, 8896), (192, 6672), (256, 5004), (278, 4608), (288, 4448), (384, 3336), (417, 3072), (512, 2502), (556, 2304), (576, 2224), (768, 1668), (834, 1536), (1024, 1251), (1112, 1152)]