168420000

素因数分解:

$2^5\times 3^1\times 5^4\times 7^1\times {\mathrm{401}}^1$

素因数の和:441

約数の個数: 240

約数和(自身を含む): 632947392

約数和(自身を除く): 464527392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 96, 100, 105, 112, 120, 125, 140, 150, 160, 168, 175, 200, 210, 224, 240, 250, 280, 300, 336, 350, 375, 400, 401, 420, 480, 500, 525, 560, 600, 625, 672, 700, 750, 800, 802, 840, 875, 1000, 1050, 1120, 1200, 1203, 1250, 1400, 1500, 1604, 1680, 1750, 1875, 2000, 2005, 2100, 2400, 2406, 2500, 2625, 2800, 2807, 3000, 3208, 3360, 3500, 3750, 4000, 4010, 4200, 4375, 4812, 5000, 5250, 5600, 5614, 6000, 6015, 6416, 7000, 7500, 8020, 8400, 8421, 8750, 9624, 10000, 10025, 10500, 11228, 12000, 12030, 12832, 13125, 14000, 14035, 15000, 16040, 16800, 16842, 17500, 19248, 20000, 20050, 21000, 22456, 24060, 26250, 28000, 28070, 30000, 30075, 32080, 33684, 35000, 38496, 40100, 42000, 42105, 44912, 48120, 50125, 52500, 56140, 60000, 60150, 64160, 67368, 70000, 70175, 80200, 84000, 84210, 89824, 96240, 100250, 105000, 112280, 120300, 134736, 140000, 140350, 150375, 160400, 168420, 192480, 200500, 210000, 210525, 224560, 240600, 250625, 269472, 280700, 300750, 320800, 336840, 350875, 401000, 420000, 421050, 449120, 481200, 501250, 561400, 601500, 673680, 701750, 751875, 802000, 842100, 962400, 1002500, 1052625, 1122800, 1203000, 1347360, 1403500, 1503750, 1604000, 1684200, 1754375, 2005000, 2105250, 2245600, 2406000, 2807000, 3007500, 3368400, 3508750, 4010000, 4210500, 4812000, 5263125, 5614000, 6015000, 6736800, 7017500, 8020000, 8421000, 10526250, 11228000, 12030000, 14035000, 16842000, 21052500, 24060000, 28070000, 33684000, 42105000, 56140000, 84210000, 168420000]

約数ペア:

[(1, 168420000), (2, 84210000), (3, 56140000), (4, 42105000), (5, 33684000), (6, 28070000), (7, 24060000), (8, 21052500), (10, 16842000), (12, 14035000), (14, 12030000), (15, 11228000), (16, 10526250), (20, 8421000), (21, 8020000), (24, 7017500), (25, 6736800), (28, 6015000), (30, 5614000), (32, 5263125), (35, 4812000), (40, 4210500), (42, 4010000), (48, 3508750), (50, 3368400), (56, 3007500), (60, 2807000), (70, 2406000), (75, 2245600), (80, 2105250), (84, 2005000), (96, 1754375), (100, 1684200), (105, 1604000), (112, 1503750), (120, 1403500), (125, 1347360), (140, 1203000), (150, 1122800), (160, 1052625), (168, 1002500), (175, 962400), (200, 842100), (210, 802000), (224, 751875), (240, 701750), (250, 673680), (280, 601500), (300, 561400), (336, 501250), (350, 481200), (375, 449120), (400, 421050), (401, 420000), (420, 401000), (480, 350875), (500, 336840), (525, 320800), (560, 300750), (600, 280700), (625, 269472), (672, 250625), (700, 240600), (750, 224560), (800, 210525), (802, 210000), (840, 200500), (875, 192480), (1000, 168420), (1050, 160400), (1120, 150375), (1200, 140350), (1203, 140000), (1250, 134736), (1400, 120300), (1500, 112280), (1604, 105000), (1680, 100250), (1750, 96240), (1875, 89824), (2000, 84210), (2005, 84000), (2100, 80200), (2400, 70175), (2406, 70000), (2500, 67368), (2625, 64160), (2800, 60150), (2807, 60000), (3000, 56140), (3208, 52500), (3360, 50125), (3500, 48120), (3750, 44912), (4000, 42105), (4010, 42000), (4200, 40100), (4375, 38496), (4812, 35000), (5000, 33684), (5250, 32080), (5600, 30075), (5614, 30000), (6000, 28070), (6015, 28000), (6416, 26250), (7000, 24060), (7500, 22456), (8020, 21000), (8400, 20050), (8421, 20000), (8750, 19248), (9624, 17500), (10000, 16842), (10025, 16800), (10500, 16040), (11228, 15000), (12000, 14035), (12030, 14000), (12832, 13125)]