16619220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:869

約数の個数: 72

約数和(自身を含む): 50878464

約数和(自身を除く): 34259244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 727, 762, 1143, 1270, 1454, 1524, 1905, 2181, 2286, 2540, 2908, 3635, 3810, 4362, 4572, 5715, 6543, 7270, 7620, 8724, 10905, 11430, 13086, 14540, 21810, 22860, 26172, 32715, 43620, 65430, 92329, 130860, 184658, 276987, 369316, 461645, 553974, 830961, 923290, 1107948, 1384935, 1661922, 1846580, 2769870, 3323844, 4154805, 5539740, 8309610, 16619220]

約数ペア:

[(1, 16619220), (2, 8309610), (3, 5539740), (4, 4154805), (5, 3323844), (6, 2769870), (9, 1846580), (10, 1661922), (12, 1384935), (15, 1107948), (18, 923290), (20, 830961), (30, 553974), (36, 461645), (45, 369316), (60, 276987), (90, 184658), (127, 130860), (180, 92329), (254, 65430), (381, 43620), (508, 32715), (635, 26172), (727, 22860), (762, 21810), (1143, 14540), (1270, 13086), (1454, 11430), (1524, 10905), (1905, 8724), (2181, 7620), (2286, 7270), (2540, 6543), (2908, 5715), (3635, 4572), (3810, 4362)]