212741280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{941}}^1$

素因数の和:1119

約数の個数: 144

約数和(自身を含む): 731380104

約数和(自身を除く): 518638824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 157, 160, 180, 240, 288, 314, 360, 471, 480, 628, 720, 785, 941, 942, 1256, 1413, 1440, 1570, 1882, 1884, 2355, 2512, 2823, 2826, 3140, 3764, 3768, 4705, 4710, 5024, 5646, 5652, 6280, 7065, 7528, 7536, 8469, 9410, 9420, 11292, 11304, 12560, 14115, 14130, 15056, 15072, 16938, 18820, 18840, 22584, 22608, 25120, 28230, 28260, 30112, 33876, 37640, 37680, 42345, 45168, 45216, 56460, 56520, 67752, 75280, 75360, 84690, 90336, 112920, 113040, 135504, 147737, 150560, 169380, 225840, 226080, 271008, 295474, 338760, 443211, 451680, 590948, 677520, 738685, 886422, 1181896, 1329633, 1355040, 1477370, 1772844, 2216055, 2363792, 2659266, 2954740, 3545688, 4432110, 4727584, 5318532, 5909480, 6648165, 7091376, 8864220, 10637064, 11818960, 13296330, 14182752, 17728440, 21274128, 23637920, 26592660, 35456880, 42548256, 53185320, 70913760, 106370640, 212741280]

約数ペア:

[(1, 212741280), (2, 106370640), (3, 70913760), (4, 53185320), (5, 42548256), (6, 35456880), (8, 26592660), (9, 23637920), (10, 21274128), (12, 17728440), (15, 14182752), (16, 13296330), (18, 11818960), (20, 10637064), (24, 8864220), (30, 7091376), (32, 6648165), (36, 5909480), (40, 5318532), (45, 4727584), (48, 4432110), (60, 3545688), (72, 2954740), (80, 2659266), (90, 2363792), (96, 2216055), (120, 1772844), (144, 1477370), (157, 1355040), (160, 1329633), (180, 1181896), (240, 886422), (288, 738685), (314, 677520), (360, 590948), (471, 451680), (480, 443211), (628, 338760), (720, 295474), (785, 271008), (941, 226080), (942, 225840), (1256, 169380), (1413, 150560), (1440, 147737), (1570, 135504), (1882, 113040), (1884, 112920), (2355, 90336), (2512, 84690), (2823, 75360), (2826, 75280), (3140, 67752), (3764, 56520), (3768, 56460), (4705, 45216), (4710, 45168), (5024, 42345), (5646, 37680), (5652, 37640), (6280, 33876), (7065, 30112), (7528, 28260), (7536, 28230), (8469, 25120), (9410, 22608), (9420, 22584), (11292, 18840), (11304, 18820), (12560, 16938), (14115, 15072), (14130, 15056)]