121131136

素因数分解:

$2^7\times 7^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 128

約数和(自身を含む): 293760000

約数和(自身を除く): 172628864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 89, 98, 112, 124, 128, 178, 196, 217, 224, 248, 343, 356, 392, 434, 448, 496, 623, 686, 712, 784, 868, 896, 992, 1246, 1372, 1424, 1519, 1568, 1736, 1984, 2492, 2744, 2759, 2848, 3038, 3136, 3472, 3968, 4361, 4984, 5488, 5518, 5696, 6076, 6272, 6944, 8722, 9968, 10633, 10976, 11036, 11392, 12152, 13888, 17444, 19313, 19936, 21266, 21952, 22072, 24304, 27776, 30527, 34888, 38626, 39872, 42532, 43904, 44144, 48608, 61054, 69776, 77252, 79744, 85064, 88288, 97216, 122108, 135191, 139552, 154504, 170128, 176576, 194432, 244216, 270382, 279104, 309008, 340256, 353152, 488432, 540764, 558208, 618016, 680512, 946337, 976864, 1081528, 1236032, 1361024, 1892674, 1953728, 2163056, 2472064, 3785348, 3907456, 4326112, 7570696, 8652224, 15141392, 17304448, 30282784, 60565568, 121131136]

約数ペア:

[(1, 121131136), (2, 60565568), (4, 30282784), (7, 17304448), (8, 15141392), (14, 8652224), (16, 7570696), (28, 4326112), (31, 3907456), (32, 3785348), (49, 2472064), (56, 2163056), (62, 1953728), (64, 1892674), (89, 1361024), (98, 1236032), (112, 1081528), (124, 976864), (128, 946337), (178, 680512), (196, 618016), (217, 558208), (224, 540764), (248, 488432), (343, 353152), (356, 340256), (392, 309008), (434, 279104), (448, 270382), (496, 244216), (623, 194432), (686, 176576), (712, 170128), (784, 154504), (868, 139552), (896, 135191), (992, 122108), (1246, 97216), (1372, 88288), (1424, 85064), (1519, 79744), (1568, 77252), (1736, 69776), (1984, 61054), (2492, 48608), (2744, 44144), (2759, 43904), (2848, 42532), (3038, 39872), (3136, 38626), (3472, 34888), (3968, 30527), (4361, 27776), (4984, 24304), (5488, 22072), (5518, 21952), (5696, 21266), (6076, 19936), (6272, 19313), (6944, 17444), (8722, 13888), (9968, 12152), (10633, 11392), (10976, 11036)]