16709490

素因数分解:

$2^1\times 3^4\times 5^1\times 7^2\times {\mathrm{421}}^1$

素因数の和:454

約数の個数: 120

約数和(自身を含む): 52389612

約数和(自身を除く): 35680122

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 189, 210, 245, 270, 294, 315, 378, 405, 421, 441, 490, 567, 630, 735, 810, 842, 882, 945, 1134, 1263, 1323, 1470, 1890, 2105, 2205, 2526, 2646, 2835, 2947, 3789, 3969, 4210, 4410, 5670, 5894, 6315, 6615, 7578, 7938, 8841, 11367, 12630, 13230, 14735, 17682, 18945, 19845, 20629, 22734, 26523, 29470, 34101, 37890, 39690, 41258, 44205, 53046, 56835, 61887, 68202, 79569, 88410, 103145, 113670, 123774, 132615, 159138, 170505, 185661, 206290, 238707, 265230, 309435, 341010, 371322, 397845, 477414, 556983, 618870, 795690, 928305, 1113966, 1193535, 1670949, 1856610, 2387070, 2784915, 3341898, 5569830, 8354745, 16709490]

約数ペア:

[(1, 16709490), (2, 8354745), (3, 5569830), (5, 3341898), (6, 2784915), (7, 2387070), (9, 1856610), (10, 1670949), (14, 1193535), (15, 1113966), (18, 928305), (21, 795690), (27, 618870), (30, 556983), (35, 477414), (42, 397845), (45, 371322), (49, 341010), (54, 309435), (63, 265230), (70, 238707), (81, 206290), (90, 185661), (98, 170505), (105, 159138), (126, 132615), (135, 123774), (147, 113670), (162, 103145), (189, 88410), (210, 79569), (245, 68202), (270, 61887), (294, 56835), (315, 53046), (378, 44205), (405, 41258), (421, 39690), (441, 37890), (490, 34101), (567, 29470), (630, 26523), (735, 22734), (810, 20629), (842, 19845), (882, 18945), (945, 17682), (1134, 14735), (1263, 13230), (1323, 12630), (1470, 11367), (1890, 8841), (2105, 7938), (2205, 7578), (2526, 6615), (2646, 6315), (2835, 5894), (2947, 5670), (3789, 4410), (3969, 4210)]