128095744

素因数分解:

$2^9\times 7^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:475

約数の個数: 80

約数和(自身を含む): 296195328

約数和(自身を除く): 168099584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 206, 224, 256, 347, 412, 448, 512, 694, 721, 824, 896, 1388, 1442, 1648, 1792, 2429, 2776, 2884, 3296, 3584, 4858, 5552, 5768, 6592, 9716, 11104, 11536, 13184, 19432, 22208, 23072, 26368, 35741, 38864, 44416, 46144, 52736, 71482, 77728, 88832, 92288, 142964, 155456, 177664, 184576, 250187, 285928, 310912, 369152, 500374, 571856, 621824, 1000748, 1143712, 1243648, 2001496, 2287424, 4002992, 4574848, 8005984, 9149696, 16011968, 18299392, 32023936, 64047872, 128095744]

約数ペア:

[(1, 128095744), (2, 64047872), (4, 32023936), (7, 18299392), (8, 16011968), (14, 9149696), (16, 8005984), (28, 4574848), (32, 4002992), (56, 2287424), (64, 2001496), (103, 1243648), (112, 1143712), (128, 1000748), (206, 621824), (224, 571856), (256, 500374), (347, 369152), (412, 310912), (448, 285928), (512, 250187), (694, 184576), (721, 177664), (824, 155456), (896, 142964), (1388, 92288), (1442, 88832), (1648, 77728), (1792, 71482), (2429, 52736), (2776, 46144), (2884, 44416), (3296, 38864), (3584, 35741), (4858, 26368), (5552, 23072), (5768, 22208), (6592, 19432), (9716, 13184), (11104, 11536)]