8717490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 23587200

約数和(自身を除く): 14869710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 83, 90, 135, 166, 249, 270, 389, 415, 498, 747, 778, 830, 1167, 1245, 1494, 1945, 2241, 2334, 2490, 3501, 3735, 3890, 4482, 5835, 7002, 7470, 10503, 11205, 11670, 17505, 21006, 22410, 32287, 35010, 52515, 64574, 96861, 105030, 161435, 193722, 290583, 322870, 484305, 581166, 871749, 968610, 1452915, 1743498, 2905830, 4358745, 8717490]

約数ペア:

[(1, 8717490), (2, 4358745), (3, 2905830), (5, 1743498), (6, 1452915), (9, 968610), (10, 871749), (15, 581166), (18, 484305), (27, 322870), (30, 290583), (45, 193722), (54, 161435), (83, 105030), (90, 96861), (135, 64574), (166, 52515), (249, 35010), (270, 32287), (389, 22410), (415, 21006), (498, 17505), (747, 11670), (778, 11205), (830, 10503), (1167, 7470), (1245, 7002), (1494, 5835), (1945, 4482), (2241, 3890), (2334, 3735), (2490, 3501)]