18414540

素因数分解:

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

素因数の和:451

約数の個数: 96

約数和(自身を含む): 58134720

約数和(自身を除く): 39720180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 421, 486, 540, 729, 810, 842, 972, 1215, 1263, 1458, 1620, 1684, 2105, 2187, 2430, 2526, 2916, 3645, 3789, 4210, 4374, 4860, 5052, 6315, 7290, 7578, 8420, 8748, 10935, 11367, 12630, 14580, 15156, 18945, 21870, 22734, 25260, 34101, 37890, 43740, 45468, 56835, 68202, 75780, 102303, 113670, 136404, 170505, 204606, 227340, 306909, 341010, 409212, 511515, 613818, 682020, 920727, 1023030, 1227636, 1534545, 1841454, 2046060, 3069090, 3682908, 4603635, 6138180, 9207270, 18414540]

約数ペア:

[(1, 18414540), (2, 9207270), (3, 6138180), (4, 4603635), (5, 3682908), (6, 3069090), (9, 2046060), (10, 1841454), (12, 1534545), (15, 1227636), (18, 1023030), (20, 920727), (27, 682020), (30, 613818), (36, 511515), (45, 409212), (54, 341010), (60, 306909), (81, 227340), (90, 204606), (108, 170505), (135, 136404), (162, 113670), (180, 102303), (243, 75780), (270, 68202), (324, 56835), (405, 45468), (421, 43740), (486, 37890), (540, 34101), (729, 25260), (810, 22734), (842, 21870), (972, 18945), (1215, 15156), (1263, 14580), (1458, 12630), (1620, 11367), (1684, 10935), (2105, 8748), (2187, 8420), (2430, 7578), (2526, 7290), (2916, 6315), (3645, 5052), (3789, 4860), (4210, 4374)]