2138580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^2$

素因数の和:233

約数の個数: 54

約数和(自身を含む): 6547086

約数和(自身を除く): 4408506

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4905, 6540, 9810, 11881, 19620, 23762, 35643, 47524, 59405, 71286, 106929, 118810, 142572, 178215, 213858, 237620, 356430, 427716, 534645, 712860, 1069290, 2138580]

約数ペア:

[(1, 2138580), (2, 1069290), (3, 712860), (4, 534645), (5, 427716), (6, 356430), (9, 237620), (10, 213858), (12, 178215), (15, 142572), (18, 118810), (20, 106929), (30, 71286), (36, 59405), (45, 47524), (60, 35643), (90, 23762), (109, 19620), (180, 11881), (218, 9810), (327, 6540), (436, 4905), (545, 3924), (654, 3270), (981, 2180), (1090, 1962), (1308, 1635)]