77788728

素因数分解:

$2^3\times 3^3\times {\mathrm{149}}^1\times {\mathrm{2417}}^1$

素因数の和:2581

約数の個数: 64

約数和(自身を含む): 217620000

約数和(自身を除く): 139831272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 149, 216, 298, 447, 596, 894, 1192, 1341, 1788, 2417, 2682, 3576, 4023, 4834, 5364, 7251, 8046, 9668, 10728, 14502, 16092, 19336, 21753, 29004, 32184, 43506, 58008, 65259, 87012, 130518, 174024, 261036, 360133, 522072, 720266, 1080399, 1440532, 2160798, 2881064, 3241197, 4321596, 6482394, 8643192, 9723591, 12964788, 19447182, 25929576, 38894364, 77788728]

約数ペア:

[(1, 77788728), (2, 38894364), (3, 25929576), (4, 19447182), (6, 12964788), (8, 9723591), (9, 8643192), (12, 6482394), (18, 4321596), (24, 3241197), (27, 2881064), (36, 2160798), (54, 1440532), (72, 1080399), (108, 720266), (149, 522072), (216, 360133), (298, 261036), (447, 174024), (596, 130518), (894, 87012), (1192, 65259), (1341, 58008), (1788, 43506), (2417, 32184), (2682, 29004), (3576, 21753), (4023, 19336), (4834, 16092), (5364, 14502), (7251, 10728), (8046, 9668)]