268661680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{479753}}^1$

素因数の和:479773

約数の個数: 40

約数和(自身を含む): 713873952

約数和(自身を除く): 445212272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 479753, 959506, 1919012, 2398765, 3358271, 3838024, 4797530, 6716542, 7676048, 9595060, 13433084, 16791355, 19190120, 26866168, 33582710, 38380240, 53732336, 67165420, 134330840, 268661680]

約数ペア:

[(1, 268661680), (2, 134330840), (4, 67165420), (5, 53732336), (7, 38380240), (8, 33582710), (10, 26866168), (14, 19190120), (16, 16791355), (20, 13433084), (28, 9595060), (35, 7676048), (40, 6716542), (56, 4797530), (70, 3838024), (80, 3358271), (112, 2398765), (140, 1919012), (280, 959506), (560, 479753)]