155424640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{34693}}^1$

素因数の和:34719

約数の個数: 64

約数和(自身を含む): 424654560

約数和(自身を除く): 269229920

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, 34693, 69386, 138772, 173465, 242851, 277544, 346930, 485702, 555088, 693860, 971404, 1110176, 1214255, 1387720, 1942808, 2220352, 2428510, 2775440, 3885616, 4440704, 4857020, 5550880, 7771232, 9714040, 11101760, 15542464, 19428080, 22203520, 31084928, 38856160, 77712320, 155424640]

約数ペア:

[(1, 155424640), (2, 77712320), (4, 38856160), (5, 31084928), (7, 22203520), (8, 19428080), (10, 15542464), (14, 11101760), (16, 9714040), (20, 7771232), (28, 5550880), (32, 4857020), (35, 4440704), (40, 3885616), (56, 2775440), (64, 2428510), (70, 2220352), (80, 1942808), (112, 1387720), (128, 1214255), (140, 1110176), (160, 971404), (224, 693860), (280, 555088), (320, 485702), (448, 346930), (560, 277544), (640, 242851), (896, 173465), (1120, 138772), (2240, 69386), (4480, 34693)]