1970978400

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{91249}}^1$

素因数の和:91278

約数の個数: 144

約数和(自身を含む): 7128450000

約数和(自身を除く): 5157471600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 96, 100, 108, 120, 135, 144, 150, 160, 180, 200, 216, 225, 240, 270, 288, 300, 360, 400, 432, 450, 480, 540, 600, 675, 720, 800, 864, 900, 1080, 1200, 1350, 1440, 1800, 2160, 2400, 2700, 3600, 4320, 5400, 7200, 10800, 21600, 91249, 182498, 273747, 364996, 456245, 547494, 729992, 821241, 912490, 1094988, 1368735, 1459984, 1642482, 1824980, 2189976, 2281225, 2463723, 2737470, 2919968, 3284964, 3649960, 4106205, 4379952, 4562450, 4927446, 5474940, 6569928, 6843675, 7299920, 8212410, 8759904, 9124900, 9854892, 10949880, 12318615, 13139856, 13687350, 14599840, 16424820, 18249800, 19709784, 20531025, 21899760, 24637230, 26279712, 27374700, 32849640, 36499600, 39419568, 41062050, 43799520, 49274460, 54749400, 61593075, 65699280, 72999200, 78839136, 82124100, 98548920, 109498800, 123186150, 131398560, 164248200, 197097840, 218997600, 246372300, 328496400, 394195680, 492744600, 656992800, 985489200, 1970978400]

約数ペア:

[(1, 1970978400), (2, 985489200), (3, 656992800), (4, 492744600), (5, 394195680), (6, 328496400), (8, 246372300), (9, 218997600), (10, 197097840), (12, 164248200), (15, 131398560), (16, 123186150), (18, 109498800), (20, 98548920), (24, 82124100), (25, 78839136), (27, 72999200), (30, 65699280), (32, 61593075), (36, 54749400), (40, 49274460), (45, 43799520), (48, 41062050), (50, 39419568), (54, 36499600), (60, 32849640), (72, 27374700), (75, 26279712), (80, 24637230), (90, 21899760), (96, 20531025), (100, 19709784), (108, 18249800), (120, 16424820), (135, 14599840), (144, 13687350), (150, 13139856), (160, 12318615), (180, 10949880), (200, 9854892), (216, 9124900), (225, 8759904), (240, 8212410), (270, 7299920), (288, 6843675), (300, 6569928), (360, 5474940), (400, 4927446), (432, 4562450), (450, 4379952), (480, 4106205), (540, 3649960), (600, 3284964), (675, 2919968), (720, 2737470), (800, 2463723), (864, 2281225), (900, 2189976), (1080, 1824980), (1200, 1642482), (1350, 1459984), (1440, 1368735), (1800, 1094988), (2160, 912490), (2400, 821241), (2700, 729992), (3600, 547494), (4320, 456245), (5400, 364996), (7200, 273747), (10800, 182498), (21600, 91249)]