1256988000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 288

約数和(自身を含む): 4294049760

約数和(自身を除く): 3037061760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 75, 80, 93, 96, 100, 109, 120, 124, 125, 150, 155, 160, 186, 200, 218, 240, 248, 250, 300, 310, 327, 372, 375, 400, 436, 465, 480, 496, 500, 545, 600, 620, 654, 744, 750, 775, 800, 872, 930, 961, 992, 1000, 1090, 1200, 1240, 1308, 1488, 1500, 1550, 1635, 1744, 1860, 1922, 2000, 2180, 2325, 2400, 2480, 2616, 2725, 2883, 2976, 3000, 3100, 3270, 3379, 3488, 3720, 3844, 3875, 4000, 4360, 4650, 4805, 4960, 5232, 5450, 5766, 6000, 6200, 6540, 6758, 7440, 7688, 7750, 8175, 8720, 9300, 9610, 10137, 10464, 10900, 11532, 11625, 12000, 12400, 13080, 13516, 13625, 14415, 14880, 15376, 15500, 16350, 16895, 17440, 18600, 19220, 20274, 21800, 23064, 23250, 24025, 24800, 26160, 27032, 27250, 28830, 30752, 31000, 32700, 33790, 37200, 38440, 40548, 40875, 43600, 46128, 46500, 48050, 50685, 52320, 54064, 54500, 57660, 62000, 65400, 67580, 72075, 74400, 76880, 81096, 81750, 84475, 87200, 92256, 93000, 96100, 101370, 104749, 108128, 109000, 115320, 120125, 124000, 130800, 135160, 144150, 153760, 162192, 163500, 168950, 186000, 192200, 202740, 209498, 218000, 230640, 240250, 253425, 261600, 270320, 288300, 314247, 324384, 327000, 337900, 360375, 372000, 384400, 405480, 418996, 422375, 436000, 461280, 480500, 506850, 523745, 540640, 576600, 628494, 654000, 675800, 720750, 768800, 810960, 837992, 844750, 961000, 1013700, 1047490, 1153200, 1256988, 1267125, 1308000, 1351600, 1441500, 1571235, 1621920, 1675984, 1689500, 1922000, 2027400, 2094980, 2306400, 2513976, 2534250, 2618725, 2703200, 2883000, 3142470, 3351968, 3379000, 3844000, 4054800, 4189960, 5027952, 5068500, 5237450, 5766000, 6284940, 6758000, 7856175, 8109600, 8379920, 10055904, 10137000, 10474900, 11532000, 12569880, 13093625, 13516000, 15712350, 16759840, 20274000, 20949800, 25139760, 26187250, 31424700, 39280875, 40548000, 41899600, 50279520, 52374500, 62849400, 78561750, 83799200, 104749000, 125698800, 157123500, 209498000, 251397600, 314247000, 418996000, 628494000, 1256988000]

約数ペア:

[(1, 1256988000), (2, 628494000), (3, 418996000), (4, 314247000), (5, 251397600), (6, 209498000), (8, 157123500), (10, 125698800), (12, 104749000), (15, 83799200), (16, 78561750), (20, 62849400), (24, 52374500), (25, 50279520), (30, 41899600), (31, 40548000), (32, 39280875), (40, 31424700), (48, 26187250), (50, 25139760), (60, 20949800), (62, 20274000), (75, 16759840), (80, 15712350), (93, 13516000), (96, 13093625), (100, 12569880), (109, 11532000), (120, 10474900), (124, 10137000), (125, 10055904), (150, 8379920), (155, 8109600), (160, 7856175), (186, 6758000), (200, 6284940), (218, 5766000), (240, 5237450), (248, 5068500), (250, 5027952), (300, 4189960), (310, 4054800), (327, 3844000), (372, 3379000), (375, 3351968), (400, 3142470), (436, 2883000), (465, 2703200), (480, 2618725), (496, 2534250), (500, 2513976), (545, 2306400), (600, 2094980), (620, 2027400), (654, 1922000), (744, 1689500), (750, 1675984), (775, 1621920), (800, 1571235), (872, 1441500), (930, 1351600), (961, 1308000), (992, 1267125), (1000, 1256988), (1090, 1153200), (1200, 1047490), (1240, 1013700), (1308, 961000), (1488, 844750), (1500, 837992), (1550, 810960), (1635, 768800), (1744, 720750), (1860, 675800), (1922, 654000), (2000, 628494), (2180, 576600), (2325, 540640), (2400, 523745), (2480, 506850), (2616, 480500), (2725, 461280), (2883, 436000), (2976, 422375), (3000, 418996), (3100, 405480), (3270, 384400), (3379, 372000), (3488, 360375), (3720, 337900), (3844, 327000), (3875, 324384), (4000, 314247), (4360, 288300), (4650, 270320), (4805, 261600), (4960, 253425), (5232, 240250), (5450, 230640), (5766, 218000), (6000, 209498), (6200, 202740), (6540, 192200), (6758, 186000), (7440, 168950), (7688, 163500), (7750, 162192), (8175, 153760), (8720, 144150), (9300, 135160), (9610, 130800), (10137, 124000), (10464, 120125), (10900, 115320), (11532, 109000), (11625, 108128), (12000, 104749), (12400, 101370), (13080, 96100), (13516, 93000), (13625, 92256), (14415, 87200), (14880, 84475), (15376, 81750), (15500, 81096), (16350, 76880), (16895, 74400), (17440, 72075), (18600, 67580), (19220, 65400), (20274, 62000), (21800, 57660), (23064, 54500), (23250, 54064), (24025, 52320), (24800, 50685), (26160, 48050), (27032, 46500), (27250, 46128), (28830, 43600), (30752, 40875), (31000, 40548), (32700, 38440), (33790, 37200)]