128174004

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{72661}}^1$

素因数の和:72685

約数の個数: 54

約数和(自身を含む): 376897794

約数和(自身を除く): 248723790

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 72661, 145322, 217983, 290644, 435966, 508627, 653949, 871932, 1017254, 1307898, 1525881, 2034508, 2615796, 3051762, 3560389, 4577643, 6103524, 7120778, 9155286, 10681167, 14241556, 18310572, 21362334, 32043501, 42724668, 64087002, 128174004]

約数ペア:

[(1, 128174004), (2, 64087002), (3, 42724668), (4, 32043501), (6, 21362334), (7, 18310572), (9, 14241556), (12, 10681167), (14, 9155286), (18, 7120778), (21, 6103524), (28, 4577643), (36, 3560389), (42, 3051762), (49, 2615796), (63, 2034508), (84, 1525881), (98, 1307898), (126, 1017254), (147, 871932), (196, 653949), (252, 508627), (294, 435966), (441, 290644), (588, 217983), (882, 145322), (1764, 72661)]