160131440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{285949}}^1$

素因数の和:285969

約数の個数: 40

約数和(自身を含む): 425493600

約数和(自身を除く): 265362160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 285949, 571898, 1143796, 1429745, 2001643, 2287592, 2859490, 4003286, 4575184, 5718980, 8006572, 10008215, 11437960, 16013144, 20016430, 22875920, 32026288, 40032860, 80065720, 160131440]

約数ペア:

[(1, 160131440), (2, 80065720), (4, 40032860), (5, 32026288), (7, 22875920), (8, 20016430), (10, 16013144), (14, 11437960), (16, 10008215), (20, 8006572), (28, 5718980), (35, 4575184), (40, 4003286), (56, 2859490), (70, 2287592), (80, 2001643), (112, 1429745), (140, 1143796), (280, 571898), (560, 285949)]