68064640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{15193}}^1$

素因数の和:15219

約数の個数: 64

約数和(自身を含む): 185974560

約数和(自身を除く): 117909920

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 15193, 30386, 60772, 75965, 106351, 121544, 151930, 212702, 243088, 303860, 425404, 486176, 531755, 607720, 850808, 972352, 1063510, 1215440, 1701616, 1944704, 2127020, 2430880, 3403232, 4254040, 4861760, 6806464, 8508080, 9723520, 13612928, 17016160, 34032320, 68064640]

約数ペア:

[(1, 68064640), (2, 34032320), (4, 17016160), (5, 13612928), (7, 9723520), (8, 8508080), (10, 6806464), (14, 4861760), (16, 4254040), (20, 3403232), (28, 2430880), (32, 2127020), (35, 1944704), (40, 1701616), (56, 1215440), (64, 1063510), (70, 972352), (80, 850808), (112, 607720), (128, 531755), (140, 486176), (160, 425404), (224, 303860), (280, 243088), (320, 212702), (448, 151930), (560, 121544), (640, 106351), (896, 75965), (1120, 60772), (2240, 30386), (4480, 15193)]