261791808

素因数分解:

$2^6\times 3^1\times {\mathrm{149}}^1\times {\mathrm{9151}}^1$

素因数の和:9315

約数の個数: 56

約数和(自身を含む): 697382400

約数和(自身を除く): 435590592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 149, 192, 298, 447, 596, 894, 1192, 1788, 2384, 3576, 4768, 7152, 9151, 9536, 14304, 18302, 27453, 28608, 36604, 54906, 73208, 109812, 146416, 219624, 292832, 439248, 585664, 878496, 1363499, 1756992, 2726998, 4090497, 5453996, 8180994, 10907992, 16361988, 21815984, 32723976, 43631968, 65447952, 87263936, 130895904, 261791808]

約数ペア:

[(1, 261791808), (2, 130895904), (3, 87263936), (4, 65447952), (6, 43631968), (8, 32723976), (12, 21815984), (16, 16361988), (24, 10907992), (32, 8180994), (48, 5453996), (64, 4090497), (96, 2726998), (149, 1756992), (192, 1363499), (298, 878496), (447, 585664), (596, 439248), (894, 292832), (1192, 219624), (1788, 146416), (2384, 109812), (3576, 73208), (4768, 54906), (7152, 36604), (9151, 28608), (9536, 27453), (14304, 18302)]