155464960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17351}}^1$

素因数の和:17379

約数の個数: 72

約数和(自身を含む): 425609856

約数和(自身を除く): 270144896

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, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 17351, 34702, 69404, 86755, 121457, 138808, 173510, 242914, 277616, 347020, 485828, 555232, 607285, 694040, 971656, 1110464, 1214570, 1388080, 1943312, 2220928, 2429140, 2776160, 3886624, 4441856, 4858280, 5552320, 7773248, 9716560, 11104640, 15546496, 19433120, 22209280, 31092992, 38866240, 77732480, 155464960]

約数ペア:

[(1, 155464960), (2, 77732480), (4, 38866240), (5, 31092992), (7, 22209280), (8, 19433120), (10, 15546496), (14, 11104640), (16, 9716560), (20, 7773248), (28, 5552320), (32, 4858280), (35, 4441856), (40, 3886624), (56, 2776160), (64, 2429140), (70, 2220928), (80, 1943312), (112, 1388080), (128, 1214570), (140, 1110464), (160, 971656), (224, 694040), (256, 607285), (280, 555232), (320, 485828), (448, 347020), (560, 277616), (640, 242914), (896, 173510), (1120, 138808), (1280, 121457), (1792, 86755), (2240, 69404), (4480, 34702), (8960, 17351)]