318872120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1138829}}^1$

素因数の和:1138847

約数の個数: 32

約数和(自身を含む): 819957600

約数和(自身を除く): 501085480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1138829, 2277658, 4555316, 5694145, 7971803, 9110632, 11388290, 15943606, 22776580, 31887212, 39859015, 45553160, 63774424, 79718030, 159436060, 318872120]

約数ペア:

[(1, 318872120), (2, 159436060), (4, 79718030), (5, 63774424), (7, 45553160), (8, 39859015), (10, 31887212), (14, 22776580), (20, 15943606), (28, 11388290), (35, 9110632), (40, 7971803), (56, 5694145), (70, 4555316), (140, 2277658), (280, 1138829)]