1780128

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{883}}^1$

素因数の和:906

約数の個数: 72

約数和(自身を含む): 5791968

約数和(自身を除く): 4011840

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 883, 1008, 1766, 2016, 2649, 3532, 5298, 6181, 7064, 7947, 10596, 12362, 14128, 15894, 18543, 21192, 24724, 28256, 31788, 37086, 42384, 49448, 55629, 63576, 74172, 84768, 98896, 111258, 127152, 148344, 197792, 222516, 254304, 296688, 445032, 593376, 890064, 1780128]

約数ペア:

[(1, 1780128), (2, 890064), (3, 593376), (4, 445032), (6, 296688), (7, 254304), (8, 222516), (9, 197792), (12, 148344), (14, 127152), (16, 111258), (18, 98896), (21, 84768), (24, 74172), (28, 63576), (32, 55629), (36, 49448), (42, 42384), (48, 37086), (56, 31788), (63, 28256), (72, 24724), (84, 21192), (96, 18543), (112, 15894), (126, 14128), (144, 12362), (168, 10596), (224, 7947), (252, 7064), (288, 6181), (336, 5298), (504, 3532), (672, 2649), (883, 2016), (1008, 1766)]