161399808

素因数分解:

$2^{10}\times 3^2\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:320

約数の個数: 132

約数和(自身を含む): 473888688

約数和(自身を除く): 312488880

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 83, 96, 128, 144, 166, 192, 211, 249, 256, 288, 332, 384, 422, 498, 512, 576, 633, 664, 747, 768, 844, 996, 1024, 1152, 1266, 1328, 1494, 1536, 1688, 1899, 1992, 2304, 2532, 2656, 2988, 3072, 3376, 3798, 3984, 4608, 5064, 5312, 5976, 6752, 7596, 7968, 9216, 10128, 10624, 11952, 13504, 15192, 15936, 17513, 20256, 21248, 23904, 27008, 30384, 31872, 35026, 40512, 42496, 47808, 52539, 54016, 60768, 63744, 70052, 81024, 84992, 95616, 105078, 108032, 121536, 127488, 140104, 157617, 162048, 191232, 210156, 216064, 243072, 254976, 280208, 315234, 324096, 382464, 420312, 486144, 560416, 630468, 648192, 764928, 840624, 972288, 1120832, 1260936, 1681248, 1944576, 2241664, 2521872, 3362496, 4483328, 5043744, 6724992, 8966656, 10087488, 13449984, 17933312, 20174976, 26899968, 40349952, 53799936, 80699904, 161399808]

約数ペア:

[(1, 161399808), (2, 80699904), (3, 53799936), (4, 40349952), (6, 26899968), (8, 20174976), (9, 17933312), (12, 13449984), (16, 10087488), (18, 8966656), (24, 6724992), (32, 5043744), (36, 4483328), (48, 3362496), (64, 2521872), (72, 2241664), (83, 1944576), (96, 1681248), (128, 1260936), (144, 1120832), (166, 972288), (192, 840624), (211, 764928), (249, 648192), (256, 630468), (288, 560416), (332, 486144), (384, 420312), (422, 382464), (498, 324096), (512, 315234), (576, 280208), (633, 254976), (664, 243072), (747, 216064), (768, 210156), (844, 191232), (996, 162048), (1024, 157617), (1152, 140104), (1266, 127488), (1328, 121536), (1494, 108032), (1536, 105078), (1688, 95616), (1899, 84992), (1992, 81024), (2304, 70052), (2532, 63744), (2656, 60768), (2988, 54016), (3072, 52539), (3376, 47808), (3798, 42496), (3984, 40512), (4608, 35026), (5064, 31872), (5312, 30384), (5976, 27008), (6752, 23904), (7596, 21248), (7968, 20256), (9216, 17513), (10128, 15936), (10624, 15192), (11952, 13504)]