120863120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{215827}}^1$

素因数の和:215847

約数の個数: 40

約数和(自身を含む): 321152064

約数和(自身を除く): 200288944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 215827, 431654, 863308, 1079135, 1510789, 1726616, 2158270, 3021578, 3453232, 4316540, 6043156, 7553945, 8633080, 12086312, 15107890, 17266160, 24172624, 30215780, 60431560, 120863120]

約数ペア:

[(1, 120863120), (2, 60431560), (4, 30215780), (5, 24172624), (7, 17266160), (8, 15107890), (10, 12086312), (14, 8633080), (16, 7553945), (20, 6043156), (28, 4316540), (35, 3453232), (40, 3021578), (56, 2158270), (70, 1726616), (80, 1510789), (112, 1079135), (140, 863308), (280, 431654), (560, 215827)]