242557000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{34651}}^1$

素因数の和:34679

約数の個数: 64

約数和(自身を含む): 648685440

約数和(自身を除く): 406128440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 34651, 69302, 138604, 173255, 242557, 277208, 346510, 485114, 693020, 866275, 970228, 1212785, 1386040, 1732550, 1940456, 2425570, 3465100, 4331375, 4851140, 6063925, 6930200, 8662750, 9702280, 12127850, 17325500, 24255700, 30319625, 34651000, 48511400, 60639250, 121278500, 242557000]

約数ペア:

[(1, 242557000), (2, 121278500), (4, 60639250), (5, 48511400), (7, 34651000), (8, 30319625), (10, 24255700), (14, 17325500), (20, 12127850), (25, 9702280), (28, 8662750), (35, 6930200), (40, 6063925), (50, 4851140), (56, 4331375), (70, 3465100), (100, 2425570), (125, 1940456), (140, 1732550), (175, 1386040), (200, 1212785), (250, 970228), (280, 866275), (350, 693020), (500, 485114), (700, 346510), (875, 277208), (1000, 242557), (1400, 173255), (1750, 138604), (3500, 69302), (7000, 34651)]