7255980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{1493}}^1$

素因数の和:1517

約数の個数: 72

約数和(自身を含む): 22840272

約数和(自身を除く): 15584292

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, 486, 540, 810, 972, 1215, 1493, 1620, 2430, 2986, 4479, 4860, 5972, 7465, 8958, 13437, 14930, 17916, 22395, 26874, 29860, 40311, 44790, 53748, 67185, 80622, 89580, 120933, 134370, 161244, 201555, 241866, 268740, 362799, 403110, 483732, 604665, 725598, 806220, 1209330, 1451196, 1813995, 2418660, 3627990, 7255980]

約数ペア:

[(1, 7255980), (2, 3627990), (3, 2418660), (4, 1813995), (5, 1451196), (6, 1209330), (9, 806220), (10, 725598), (12, 604665), (15, 483732), (18, 403110), (20, 362799), (27, 268740), (30, 241866), (36, 201555), (45, 161244), (54, 134370), (60, 120933), (81, 89580), (90, 80622), (108, 67185), (135, 53748), (162, 44790), (180, 40311), (243, 29860), (270, 26874), (324, 22395), (405, 17916), (486, 14930), (540, 13437), (810, 8958), (972, 7465), (1215, 5972), (1493, 4860), (1620, 4479), (2430, 2986)]