268335060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{638893}}^1$

素因数の和:638912

約数の個数: 48

約数和(自身を含む): 858673536

約数和(自身を除く): 590338476

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 638893, 1277786, 1916679, 2555572, 3194465, 3833358, 4472251, 6388930, 7666716, 8944502, 9583395, 12777860, 13416753, 17889004, 19166790, 22361255, 26833506, 38333580, 44722510, 53667012, 67083765, 89445020, 134167530, 268335060]

約数ペア:

[(1, 268335060), (2, 134167530), (3, 89445020), (4, 67083765), (5, 53667012), (6, 44722510), (7, 38333580), (10, 26833506), (12, 22361255), (14, 19166790), (15, 17889004), (20, 13416753), (21, 12777860), (28, 9583395), (30, 8944502), (35, 7666716), (42, 6388930), (60, 4472251), (70, 3833358), (84, 3194465), (105, 2555572), (140, 1916679), (210, 1277786), (420, 638893)]