28431810

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3191}}^1$

素因数の和:3221

約数の個数: 80

約数和(自身を含む): 83426112

約数和(自身を除く): 54994302

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 135, 162, 165, 198, 270, 297, 330, 405, 495, 594, 810, 891, 990, 1485, 1782, 2970, 3191, 4455, 6382, 8910, 9573, 15955, 19146, 28719, 31910, 35101, 47865, 57438, 70202, 86157, 95730, 105303, 143595, 172314, 175505, 210606, 258471, 287190, 315909, 351010, 430785, 516942, 526515, 631818, 861570, 947727, 1053030, 1292355, 1579545, 1895454, 2584710, 2843181, 3159090, 4738635, 5686362, 9477270, 14215905, 28431810]

約数ペア:

[(1, 28431810), (2, 14215905), (3, 9477270), (5, 5686362), (6, 4738635), (9, 3159090), (10, 2843181), (11, 2584710), (15, 1895454), (18, 1579545), (22, 1292355), (27, 1053030), (30, 947727), (33, 861570), (45, 631818), (54, 526515), (55, 516942), (66, 430785), (81, 351010), (90, 315909), (99, 287190), (110, 258471), (135, 210606), (162, 175505), (165, 172314), (198, 143595), (270, 105303), (297, 95730), (330, 86157), (405, 70202), (495, 57438), (594, 47865), (810, 35101), (891, 31910), (990, 28719), (1485, 19146), (1782, 15955), (2970, 9573), (3191, 8910), (4455, 6382)]