21868000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:114

約数の個数: 192

約数和(自身を含む): 67931136

約数和(自身を除く): 46063136

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 70, 71, 77, 80, 88, 100, 110, 112, 125, 140, 142, 154, 160, 175, 176, 200, 220, 224, 250, 275, 280, 284, 308, 350, 352, 355, 385, 400, 440, 497, 500, 550, 560, 568, 616, 700, 710, 770, 781, 800, 875, 880, 994, 1000, 1100, 1120, 1136, 1232, 1375, 1400, 1420, 1540, 1562, 1750, 1760, 1775, 1925, 1988, 2000, 2200, 2272, 2464, 2485, 2750, 2800, 2840, 3080, 3124, 3500, 3550, 3850, 3905, 3976, 4000, 4400, 4970, 5467, 5500, 5600, 5680, 6160, 6248, 7000, 7100, 7700, 7810, 7952, 8800, 8875, 9625, 9940, 10934, 11000, 11360, 12320, 12425, 12496, 14000, 14200, 15400, 15620, 15904, 17750, 19250, 19525, 19880, 21868, 22000, 24850, 24992, 27335, 28000, 28400, 30800, 31240, 35500, 38500, 39050, 39760, 43736, 44000, 49700, 54670, 56800, 61600, 62125, 62480, 71000, 77000, 78100, 79520, 87472, 97625, 99400, 109340, 124250, 124960, 136675, 142000, 154000, 156200, 174944, 195250, 198800, 218680, 248500, 273350, 284000, 308000, 312400, 390500, 397600, 437360, 497000, 546700, 624800, 683375, 781000, 874720, 994000, 1093400, 1366750, 1562000, 1988000, 2186800, 2733500, 3124000, 4373600, 5467000, 10934000, 21868000]

約数ペア:

[(1, 21868000), (2, 10934000), (4, 5467000), (5, 4373600), (7, 3124000), (8, 2733500), (10, 2186800), (11, 1988000), (14, 1562000), (16, 1366750), (20, 1093400), (22, 994000), (25, 874720), (28, 781000), (32, 683375), (35, 624800), (40, 546700), (44, 497000), (50, 437360), (55, 397600), (56, 390500), (70, 312400), (71, 308000), (77, 284000), (80, 273350), (88, 248500), (100, 218680), (110, 198800), (112, 195250), (125, 174944), (140, 156200), (142, 154000), (154, 142000), (160, 136675), (175, 124960), (176, 124250), (200, 109340), (220, 99400), (224, 97625), (250, 87472), (275, 79520), (280, 78100), (284, 77000), (308, 71000), (350, 62480), (352, 62125), (355, 61600), (385, 56800), (400, 54670), (440, 49700), (497, 44000), (500, 43736), (550, 39760), (560, 39050), (568, 38500), (616, 35500), (700, 31240), (710, 30800), (770, 28400), (781, 28000), (800, 27335), (875, 24992), (880, 24850), (994, 22000), (1000, 21868), (1100, 19880), (1120, 19525), (1136, 19250), (1232, 17750), (1375, 15904), (1400, 15620), (1420, 15400), (1540, 14200), (1562, 14000), (1750, 12496), (1760, 12425), (1775, 12320), (1925, 11360), (1988, 11000), (2000, 10934), (2200, 9940), (2272, 9625), (2464, 8875), (2485, 8800), (2750, 7952), (2800, 7810), (2840, 7700), (3080, 7100), (3124, 7000), (3500, 6248), (3550, 6160), (3850, 5680), (3905, 5600), (3976, 5500), (4000, 5467), (4400, 4970)]