128158464

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:826

約数の個数: 144

約数和(自身を含む): 402913280

約数和(自身を除く): 274754816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 128, 168, 186, 192, 217, 224, 248, 256, 336, 372, 384, 434, 448, 496, 651, 672, 744, 768, 769, 868, 896, 992, 1302, 1344, 1488, 1538, 1736, 1792, 1984, 2307, 2604, 2688, 2976, 3076, 3472, 3968, 4614, 5208, 5376, 5383, 5952, 6152, 6944, 7936, 9228, 10416, 10766, 11904, 12304, 13888, 16149, 18456, 20832, 21532, 23808, 23839, 24608, 27776, 32298, 36912, 41664, 43064, 47678, 49216, 55552, 64596, 71517, 73824, 83328, 86128, 95356, 98432, 129192, 143034, 147648, 166656, 166873, 172256, 190712, 196864, 258384, 286068, 295296, 333746, 344512, 381424, 500619, 516768, 572136, 590592, 667492, 689024, 762848, 1001238, 1033536, 1144272, 1334984, 1378048, 1525696, 2002476, 2067072, 2288544, 2669968, 3051392, 4004952, 4134144, 4577088, 5339936, 6102784, 8009904, 9154176, 10679872, 16019808, 18308352, 21359744, 32039616, 42719488, 64079232, 128158464]

約数ペア:

[(1, 128158464), (2, 64079232), (3, 42719488), (4, 32039616), (6, 21359744), (7, 18308352), (8, 16019808), (12, 10679872), (14, 9154176), (16, 8009904), (21, 6102784), (24, 5339936), (28, 4577088), (31, 4134144), (32, 4004952), (42, 3051392), (48, 2669968), (56, 2288544), (62, 2067072), (64, 2002476), (84, 1525696), (93, 1378048), (96, 1334984), (112, 1144272), (124, 1033536), (128, 1001238), (168, 762848), (186, 689024), (192, 667492), (217, 590592), (224, 572136), (248, 516768), (256, 500619), (336, 381424), (372, 344512), (384, 333746), (434, 295296), (448, 286068), (496, 258384), (651, 196864), (672, 190712), (744, 172256), (768, 166873), (769, 166656), (868, 147648), (896, 143034), (992, 129192), (1302, 98432), (1344, 95356), (1488, 86128), (1538, 83328), (1736, 73824), (1792, 71517), (1984, 64596), (2307, 55552), (2604, 49216), (2688, 47678), (2976, 43064), (3076, 41664), (3472, 36912), (3968, 32298), (4614, 27776), (5208, 24608), (5376, 23839), (5383, 23808), (5952, 21532), (6152, 20832), (6944, 18456), (7936, 16149), (9228, 13888), (10416, 12304), (10766, 11904)]