251622000

素因数分解:

$2^4\times 3^2\times 5^3\times 7^1\times {\mathrm{1997}}^1$

素因数の和:2033

約数の個数: 240

約数和(自身を含む): 1004882112

約数和(自身を除く): 753260112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 112, 120, 125, 126, 140, 144, 150, 168, 175, 180, 200, 210, 225, 240, 250, 252, 280, 300, 315, 336, 350, 360, 375, 400, 420, 450, 500, 504, 525, 560, 600, 630, 700, 720, 750, 840, 875, 900, 1000, 1008, 1050, 1125, 1200, 1260, 1400, 1500, 1575, 1680, 1750, 1800, 1997, 2000, 2100, 2250, 2520, 2625, 2800, 3000, 3150, 3500, 3600, 3994, 4200, 4500, 5040, 5250, 5991, 6000, 6300, 7000, 7875, 7988, 8400, 9000, 9985, 10500, 11982, 12600, 13979, 14000, 15750, 15976, 17973, 18000, 19970, 21000, 23964, 25200, 27958, 29955, 31500, 31952, 35946, 39940, 41937, 42000, 47928, 49925, 55916, 59910, 63000, 69895, 71892, 79880, 83874, 89865, 95856, 99850, 111832, 119820, 125811, 126000, 139790, 143784, 149775, 159760, 167748, 179730, 199700, 209685, 223664, 239640, 249625, 251622, 279580, 287568, 299550, 335496, 349475, 359460, 399400, 419370, 449325, 479280, 499250, 503244, 559160, 599100, 629055, 670992, 698950, 718920, 748875, 798800, 838740, 898650, 998500, 1006488, 1048425, 1118320, 1198200, 1258110, 1397900, 1437840, 1497750, 1677480, 1747375, 1797300, 1997000, 2012976, 2096850, 2246625, 2396400, 2516220, 2795800, 2995500, 3145275, 3354960, 3494750, 3594600, 3994000, 4193700, 4493250, 5032440, 5242125, 5591600, 5991000, 6290550, 6989500, 7189200, 8387400, 8986500, 10064880, 10484250, 11982000, 12581100, 13979000, 15726375, 16774800, 17973000, 20968500, 25162200, 27958000, 31452750, 35946000, 41937000, 50324400, 62905500, 83874000, 125811000, 251622000]

約数ペア:

[(1, 251622000), (2, 125811000), (3, 83874000), (4, 62905500), (5, 50324400), (6, 41937000), (7, 35946000), (8, 31452750), (9, 27958000), (10, 25162200), (12, 20968500), (14, 17973000), (15, 16774800), (16, 15726375), (18, 13979000), (20, 12581100), (21, 11982000), (24, 10484250), (25, 10064880), (28, 8986500), (30, 8387400), (35, 7189200), (36, 6989500), (40, 6290550), (42, 5991000), (45, 5591600), (48, 5242125), (50, 5032440), (56, 4493250), (60, 4193700), (63, 3994000), (70, 3594600), (72, 3494750), (75, 3354960), (80, 3145275), (84, 2995500), (90, 2795800), (100, 2516220), (105, 2396400), (112, 2246625), (120, 2096850), (125, 2012976), (126, 1997000), (140, 1797300), (144, 1747375), (150, 1677480), (168, 1497750), (175, 1437840), (180, 1397900), (200, 1258110), (210, 1198200), (225, 1118320), (240, 1048425), (250, 1006488), (252, 998500), (280, 898650), (300, 838740), (315, 798800), (336, 748875), (350, 718920), (360, 698950), (375, 670992), (400, 629055), (420, 599100), (450, 559160), (500, 503244), (504, 499250), (525, 479280), (560, 449325), (600, 419370), (630, 399400), (700, 359460), (720, 349475), (750, 335496), (840, 299550), (875, 287568), (900, 279580), (1000, 251622), (1008, 249625), (1050, 239640), (1125, 223664), (1200, 209685), (1260, 199700), (1400, 179730), (1500, 167748), (1575, 159760), (1680, 149775), (1750, 143784), (1800, 139790), (1997, 126000), (2000, 125811), (2100, 119820), (2250, 111832), (2520, 99850), (2625, 95856), (2800, 89865), (3000, 83874), (3150, 79880), (3500, 71892), (3600, 69895), (3994, 63000), (4200, 59910), (4500, 55916), (5040, 49925), (5250, 47928), (5991, 42000), (6000, 41937), (6300, 39940), (7000, 35946), (7875, 31952), (7988, 31500), (8400, 29955), (9000, 27958), (9985, 25200), (10500, 23964), (11982, 21000), (12600, 19970), (13979, 18000), (14000, 17973), (15750, 15976)]