851125680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19379}}^1$

素因数の和:19459

約数の個数: 120

約数和(自身を含む): 2905372080

約数和(自身を除く): 2054246400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 7320, 8784, 10980, 14640, 19379, 21960, 38758, 43920, 58137, 77516, 96895, 116274, 155032, 174411, 193790, 232548, 290685, 310064, 348822, 387580, 465096, 581370, 697644, 775160, 872055, 930192, 1162740, 1182119, 1395288, 1550320, 1744110, 2325480, 2364238, 2790576, 3488220, 3546357, 4650960, 4728476, 5910595, 6976440, 7092714, 9456952, 10639071, 11821190, 13952880, 14185428, 17731785, 18913904, 21278142, 23642380, 28370856, 35463570, 42556284, 47284760, 53195355, 56741712, 70927140, 85112568, 94569520, 106390710, 141854280, 170225136, 212781420, 283708560, 425562840, 851125680]

約数ペア:

[(1, 851125680), (2, 425562840), (3, 283708560), (4, 212781420), (5, 170225136), (6, 141854280), (8, 106390710), (9, 94569520), (10, 85112568), (12, 70927140), (15, 56741712), (16, 53195355), (18, 47284760), (20, 42556284), (24, 35463570), (30, 28370856), (36, 23642380), (40, 21278142), (45, 18913904), (48, 17731785), (60, 14185428), (61, 13952880), (72, 11821190), (80, 10639071), (90, 9456952), (120, 7092714), (122, 6976440), (144, 5910595), (180, 4728476), (183, 4650960), (240, 3546357), (244, 3488220), (305, 2790576), (360, 2364238), (366, 2325480), (488, 1744110), (549, 1550320), (610, 1395288), (720, 1182119), (732, 1162740), (915, 930192), (976, 872055), (1098, 775160), (1220, 697644), (1464, 581370), (1830, 465096), (2196, 387580), (2440, 348822), (2745, 310064), (2928, 290685), (3660, 232548), (4392, 193790), (4880, 174411), (5490, 155032), (7320, 116274), (8784, 96895), (10980, 77516), (14640, 58137), (19379, 43920), (21960, 38758)]