31272720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{130303}}^1$

素因数の和:130319

約数の個数: 40

約数和(自身を含む): 96946176

約数和(自身を除く): 65673456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 130303, 260606, 390909, 521212, 651515, 781818, 1042424, 1303030, 1563636, 1954545, 2084848, 2606060, 3127272, 3909090, 5212120, 6254544, 7818180, 10424240, 15636360, 31272720]

約数ペア:

[(1, 31272720), (2, 15636360), (3, 10424240), (4, 7818180), (5, 6254544), (6, 5212120), (8, 3909090), (10, 3127272), (12, 2606060), (15, 2084848), (16, 1954545), (20, 1563636), (24, 1303030), (30, 1042424), (40, 781818), (48, 651515), (60, 521212), (80, 390909), (120, 260606), (240, 130303)]