18954540

素因数分解:

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

素因数の和:3220

約数の個数: 96

約数和(自身を含む): 64350720

約数和(自身を除く): 45396180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 3191, 5940, 6382, 9573, 12764, 15955, 19146, 28719, 31910, 35101, 38292, 47865, 57438, 63820, 70202, 86157, 95730, 105303, 114876, 140404, 143595, 172314, 175505, 191460, 210606, 287190, 315909, 344628, 351010, 421212, 430785, 526515, 574380, 631818, 702020, 861570, 947727, 1053030, 1263636, 1579545, 1723140, 1895454, 2106060, 3159090, 3790908, 4738635, 6318180, 9477270, 18954540]

約数ペア:

[(1, 18954540), (2, 9477270), (3, 6318180), (4, 4738635), (5, 3790908), (6, 3159090), (9, 2106060), (10, 1895454), (11, 1723140), (12, 1579545), (15, 1263636), (18, 1053030), (20, 947727), (22, 861570), (27, 702020), (30, 631818), (33, 574380), (36, 526515), (44, 430785), (45, 421212), (54, 351010), (55, 344628), (60, 315909), (66, 287190), (90, 210606), (99, 191460), (108, 175505), (110, 172314), (132, 143595), (135, 140404), (165, 114876), (180, 105303), (198, 95730), (220, 86157), (270, 70202), (297, 63820), (330, 57438), (396, 47865), (495, 38292), (540, 35101), (594, 31910), (660, 28719), (990, 19146), (1188, 15955), (1485, 12764), (1980, 9573), (2970, 6382), (3191, 5940)]