138449920

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{3863}}^1$

素因数の和:3895

約数の個数: 88

約数和(自身を含む): 379661184

約数和(自身を除く): 241211264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1792, 2240, 2560, 3584, 3863, 4480, 5120, 7168, 7726, 8960, 15452, 17920, 19315, 27041, 30904, 35840, 38630, 54082, 61808, 77260, 108164, 123616, 135205, 154520, 216328, 247232, 270410, 309040, 432656, 494464, 540820, 618080, 865312, 988928, 1081640, 1236160, 1730624, 1977856, 2163280, 2472320, 3461248, 3955712, 4326560, 4944640, 6922496, 8653120, 9889280, 13844992, 17306240, 19778560, 27689984, 34612480, 69224960, 138449920]

約数ペア:

[(1, 138449920), (2, 69224960), (4, 34612480), (5, 27689984), (7, 19778560), (8, 17306240), (10, 13844992), (14, 9889280), (16, 8653120), (20, 6922496), (28, 4944640), (32, 4326560), (35, 3955712), (40, 3461248), (56, 2472320), (64, 2163280), (70, 1977856), (80, 1730624), (112, 1236160), (128, 1081640), (140, 988928), (160, 865312), (224, 618080), (256, 540820), (280, 494464), (320, 432656), (448, 309040), (512, 270410), (560, 247232), (640, 216328), (896, 154520), (1024, 135205), (1120, 123616), (1280, 108164), (1792, 77260), (2240, 61808), (2560, 54082), (3584, 38630), (3863, 35840), (4480, 30904), (5120, 27041), (7168, 19315), (7726, 17920), (8960, 15452)]