252448000

素因数分解:

$2^8\times 5^3\times 7^3\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 288

約数和(自身を含む): 765273600

約数和(自身を除く): 512825600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 49, 50, 56, 64, 70, 80, 92, 98, 100, 112, 115, 125, 128, 140, 160, 161, 175, 184, 196, 200, 224, 230, 245, 250, 256, 280, 320, 322, 343, 350, 368, 392, 400, 448, 460, 490, 500, 560, 575, 640, 644, 686, 700, 736, 784, 800, 805, 875, 896, 920, 980, 1000, 1120, 1127, 1150, 1225, 1280, 1288, 1372, 1400, 1472, 1568, 1600, 1610, 1715, 1750, 1792, 1840, 1960, 2000, 2240, 2254, 2300, 2450, 2576, 2744, 2800, 2875, 2944, 3136, 3200, 3220, 3430, 3500, 3680, 3920, 4000, 4025, 4480, 4508, 4600, 4900, 5152, 5488, 5600, 5635, 5750, 5888, 6125, 6272, 6400, 6440, 6860, 7000, 7360, 7840, 7889, 8000, 8050, 8575, 8960, 9016, 9200, 9800, 10304, 10976, 11200, 11270, 11500, 12250, 12544, 12880, 13720, 14000, 14720, 15680, 15778, 16000, 16100, 17150, 18032, 18400, 19600, 20125, 20608, 21952, 22400, 22540, 23000, 24500, 25760, 27440, 28000, 28175, 29440, 31360, 31556, 32000, 32200, 34300, 36064, 36800, 39200, 39445, 40250, 41216, 42875, 43904, 44800, 45080, 46000, 49000, 51520, 54880, 56000, 56350, 62720, 63112, 64400, 68600, 72128, 73600, 78400, 78890, 80500, 85750, 87808, 90160, 92000, 98000, 103040, 109760, 112000, 112700, 126224, 128800, 137200, 140875, 144256, 147200, 156800, 157780, 161000, 171500, 180320, 184000, 196000, 197225, 206080, 219520, 224000, 225400, 252448, 257600, 274400, 281750, 288512, 313600, 315560, 322000, 343000, 360640, 368000, 392000, 394450, 439040, 450800, 504896, 515200, 548800, 563500, 631120, 644000, 686000, 721280, 736000, 784000, 788900, 901600, 986125, 1009792, 1030400, 1097600, 1127000, 1262240, 1288000, 1372000, 1442560, 1568000, 1577800, 1803200, 1972250, 2019584, 2195200, 2254000, 2524480, 2576000, 2744000, 3155600, 3606400, 3944500, 4508000, 5048960, 5152000, 5488000, 6311200, 7212800, 7889000, 9016000, 10097920, 10976000, 12622400, 15778000, 18032000, 25244800, 31556000, 36064000, 50489600, 63112000, 126224000, 252448000]

約数ペア:

[(1, 252448000), (2, 126224000), (4, 63112000), (5, 50489600), (7, 36064000), (8, 31556000), (10, 25244800), (14, 18032000), (16, 15778000), (20, 12622400), (23, 10976000), (25, 10097920), (28, 9016000), (32, 7889000), (35, 7212800), (40, 6311200), (46, 5488000), (49, 5152000), (50, 5048960), (56, 4508000), (64, 3944500), (70, 3606400), (80, 3155600), (92, 2744000), (98, 2576000), (100, 2524480), (112, 2254000), (115, 2195200), (125, 2019584), (128, 1972250), (140, 1803200), (160, 1577800), (161, 1568000), (175, 1442560), (184, 1372000), (196, 1288000), (200, 1262240), (224, 1127000), (230, 1097600), (245, 1030400), (250, 1009792), (256, 986125), (280, 901600), (320, 788900), (322, 784000), (343, 736000), (350, 721280), (368, 686000), (392, 644000), (400, 631120), (448, 563500), (460, 548800), (490, 515200), (500, 504896), (560, 450800), (575, 439040), (640, 394450), (644, 392000), (686, 368000), (700, 360640), (736, 343000), (784, 322000), (800, 315560), (805, 313600), (875, 288512), (896, 281750), (920, 274400), (980, 257600), (1000, 252448), (1120, 225400), (1127, 224000), (1150, 219520), (1225, 206080), (1280, 197225), (1288, 196000), (1372, 184000), (1400, 180320), (1472, 171500), (1568, 161000), (1600, 157780), (1610, 156800), (1715, 147200), (1750, 144256), (1792, 140875), (1840, 137200), (1960, 128800), (2000, 126224), (2240, 112700), (2254, 112000), (2300, 109760), (2450, 103040), (2576, 98000), (2744, 92000), (2800, 90160), (2875, 87808), (2944, 85750), (3136, 80500), (3200, 78890), (3220, 78400), (3430, 73600), (3500, 72128), (3680, 68600), (3920, 64400), (4000, 63112), (4025, 62720), (4480, 56350), (4508, 56000), (4600, 54880), (4900, 51520), (5152, 49000), (5488, 46000), (5600, 45080), (5635, 44800), (5750, 43904), (5888, 42875), (6125, 41216), (6272, 40250), (6400, 39445), (6440, 39200), (6860, 36800), (7000, 36064), (7360, 34300), (7840, 32200), (7889, 32000), (8000, 31556), (8050, 31360), (8575, 29440), (8960, 28175), (9016, 28000), (9200, 27440), (9800, 25760), (10304, 24500), (10976, 23000), (11200, 22540), (11270, 22400), (11500, 21952), (12250, 20608), (12544, 20125), (12880, 19600), (13720, 18400), (14000, 18032), (14720, 17150), (15680, 16100), (15778, 16000)]