145314680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{518981}}^1$

素因数の和:518999

約数の個数: 32

約数和(自身を含む): 373667040

約数和(自身を除く): 228352360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 518981, 1037962, 2075924, 2594905, 3632867, 4151848, 5189810, 7265734, 10379620, 14531468, 18164335, 20759240, 29062936, 36328670, 72657340, 145314680]

約数ペア:

[(1, 145314680), (2, 72657340), (4, 36328670), (5, 29062936), (7, 20759240), (8, 18164335), (10, 14531468), (14, 10379620), (20, 7265734), (28, 5189810), (35, 4151848), (40, 3632867), (56, 2594905), (70, 2075924), (140, 1037962), (280, 518981)]