2017871325

素因数分解:

$3^3\times 5^2\times {\mathrm{79}}^2\times {\mathrm{479}}^1$

素因数の和:656

約数の個数: 72

約数和(自身を含む): 3762259200

約数和(自身を除く): 1744387875

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 135, 225, 237, 395, 479, 675, 711, 1185, 1437, 1975, 2133, 2395, 3555, 4311, 5925, 6241, 7185, 10665, 11975, 12933, 17775, 18723, 21555, 31205, 35925, 37841, 53325, 56169, 64665, 93615, 107775, 113523, 156025, 168507, 189205, 280845, 323325, 340569, 468075, 567615, 842535, 946025, 1021707, 1404225, 1702845, 2838075, 2989439, 4212675, 5108535, 8514225, 8968317, 14947195, 25542675, 26904951, 44841585, 74735975, 80714853, 134524755, 224207925, 403574265, 672623775, 2017871325]

約数ペア:

[(1, 2017871325), (3, 672623775), (5, 403574265), (9, 224207925), (15, 134524755), (25, 80714853), (27, 74735975), (45, 44841585), (75, 26904951), (79, 25542675), (135, 14947195), (225, 8968317), (237, 8514225), (395, 5108535), (479, 4212675), (675, 2989439), (711, 2838075), (1185, 1702845), (1437, 1404225), (1975, 1021707), (2133, 946025), (2395, 842535), (3555, 567615), (4311, 468075), (5925, 340569), (6241, 323325), (7185, 280845), (10665, 189205), (11975, 168507), (12933, 156025), (17775, 113523), (18723, 107775), (21555, 93615), (31205, 64665), (35925, 56169), (37841, 53325)]