1990976508

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{17299}}^1$

素因数の和:17471

約数の個数: 72

約数和(自身を含む): 5289648000

約数和(自身を除く): 3298671492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 139, 207, 276, 278, 414, 417, 556, 828, 834, 1251, 1668, 2502, 3197, 5004, 6394, 9591, 12788, 17299, 19182, 28773, 34598, 38364, 51897, 57546, 69196, 103794, 115092, 155691, 207588, 311382, 397877, 622764, 795754, 1193631, 1591508, 2387262, 2404561, 3580893, 4774524, 4809122, 7161786, 7213683, 9618244, 14323572, 14427366, 21641049, 28854732, 43282098, 55304903, 86564196, 110609806, 165914709, 221219612, 331829418, 497744127, 663658836, 995488254, 1990976508]

約数ペア:

[(1, 1990976508), (2, 995488254), (3, 663658836), (4, 497744127), (6, 331829418), (9, 221219612), (12, 165914709), (18, 110609806), (23, 86564196), (36, 55304903), (46, 43282098), (69, 28854732), (92, 21641049), (138, 14427366), (139, 14323572), (207, 9618244), (276, 7213683), (278, 7161786), (414, 4809122), (417, 4774524), (556, 3580893), (828, 2404561), (834, 2387262), (1251, 1591508), (1668, 1193631), (2502, 795754), (3197, 622764), (5004, 397877), (6394, 311382), (9591, 207588), (12788, 155691), (17299, 115092), (19182, 103794), (28773, 69196), (34598, 57546), (38364, 51897)]