13216440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{457}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 39900960

約数和(自身を除く): 26684520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 241, 457, 482, 723, 914, 964, 1205, 1371, 1446, 1828, 1928, 2285, 2410, 2742, 2892, 3615, 3656, 4570, 4820, 5484, 5784, 6855, 7230, 9140, 9640, 10968, 13710, 14460, 18280, 27420, 28920, 54840, 110137, 220274, 330411, 440548, 550685, 660822, 881096, 1101370, 1321644, 1652055, 2202740, 2643288, 3304110, 4405480, 6608220, 13216440]

約数ペア:

[(1, 13216440), (2, 6608220), (3, 4405480), (4, 3304110), (5, 2643288), (6, 2202740), (8, 1652055), (10, 1321644), (12, 1101370), (15, 881096), (20, 660822), (24, 550685), (30, 440548), (40, 330411), (60, 220274), (120, 110137), (241, 54840), (457, 28920), (482, 27420), (723, 18280), (914, 14460), (964, 13710), (1205, 10968), (1371, 9640), (1446, 9140), (1828, 7230), (1928, 6855), (2285, 5784), (2410, 5484), (2742, 4820), (2892, 4570), (3615, 3656)]