121521470

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 259200000

約数和(自身を除く): 137678530

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 245, 343, 355, 490, 497, 499, 686, 710, 994, 998, 1715, 2485, 2495, 3430, 3479, 3493, 4970, 4990, 6958, 6986, 17395, 17465, 24353, 24451, 34790, 34930, 35429, 48706, 48902, 70858, 121765, 122255, 171157, 177145, 243530, 244510, 248003, 342314, 354290, 496006, 855785, 1240015, 1711570, 1736021, 2480030, 3472042, 8680105, 12152147, 17360210, 24304294, 60760735, 121521470]

約数ペア:

[(1, 121521470), (2, 60760735), (5, 24304294), (7, 17360210), (10, 12152147), (14, 8680105), (35, 3472042), (49, 2480030), (70, 1736021), (71, 1711570), (98, 1240015), (142, 855785), (245, 496006), (343, 354290), (355, 342314), (490, 248003), (497, 244510), (499, 243530), (686, 177145), (710, 171157), (994, 122255), (998, 121765), (1715, 70858), (2485, 48902), (2495, 48706), (3430, 35429), (3479, 34930), (3493, 34790), (4970, 24451), (4990, 24353), (6958, 17465), (6986, 17395)]