428670756

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{599}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 1101609600

約数和(自身を除く): 672938844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 193, 206, 309, 386, 412, 579, 599, 618, 772, 927, 1158, 1198, 1236, 1737, 1797, 1854, 2316, 2396, 3474, 3594, 3708, 5391, 6948, 7188, 10782, 19879, 21564, 39758, 59637, 61697, 79516, 115607, 119274, 123394, 178911, 185091, 231214, 238548, 246788, 346821, 357822, 370182, 462428, 555273, 693642, 715644, 740364, 1040463, 1110546, 1387284, 2080926, 2221092, 4161852, 11907521, 23815042, 35722563, 47630084, 71445126, 107167689, 142890252, 214335378, 428670756]

約数ペア:

[(1, 428670756), (2, 214335378), (3, 142890252), (4, 107167689), (6, 71445126), (9, 47630084), (12, 35722563), (18, 23815042), (36, 11907521), (103, 4161852), (193, 2221092), (206, 2080926), (309, 1387284), (386, 1110546), (412, 1040463), (579, 740364), (599, 715644), (618, 693642), (772, 555273), (927, 462428), (1158, 370182), (1198, 357822), (1236, 346821), (1737, 246788), (1797, 238548), (1854, 231214), (2316, 185091), (2396, 178911), (3474, 123394), (3594, 119274), (3708, 115607), (5391, 79516), (6948, 61697), (7188, 59637), (10782, 39758), (19879, 21564)]