1320049920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{49109}}^1$

素因数の和:49140

約数の個数: 144

約数和(自身を含む): 4818280320

約数和(自身を除く): 3498230400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 49109, 98218, 147327, 196436, 245545, 294654, 343763, 392872, 491090, 589308, 687526, 736635, 785744, 982180, 1031289, 1178616, 1375052, 1473270, 1571488, 1718815, 1964360, 2062578, 2357232, 2750104, 2946540, 3142976, 3437630, 3928720, 4125156, 4714464, 5156445, 5500208, 5893080, 6285952, 6875260, 7857440, 8250312, 9428928, 10312890, 11000416, 11786160, 12571904, 13750520, 15714880, 16500624, 18857856, 20625780, 22000832, 23572320, 27501040, 31429760, 33001248, 37715712, 41251560, 44001664, 47144640, 55002080, 62859520, 66002496, 82503120, 88003328, 94289280, 110004160, 132004992, 165006240, 188578560, 220008320, 264009984, 330012480, 440016640, 660024960, 1320049920]

約数ペア:

[(1, 1320049920), (2, 660024960), (3, 440016640), (4, 330012480), (5, 264009984), (6, 220008320), (7, 188578560), (8, 165006240), (10, 132004992), (12, 110004160), (14, 94289280), (15, 88003328), (16, 82503120), (20, 66002496), (21, 62859520), (24, 55002080), (28, 47144640), (30, 44001664), (32, 41251560), (35, 37715712), (40, 33001248), (42, 31429760), (48, 27501040), (56, 23572320), (60, 22000832), (64, 20625780), (70, 18857856), (80, 16500624), (84, 15714880), (96, 13750520), (105, 12571904), (112, 11786160), (120, 11000416), (128, 10312890), (140, 9428928), (160, 8250312), (168, 7857440), (192, 6875260), (210, 6285952), (224, 5893080), (240, 5500208), (256, 5156445), (280, 4714464), (320, 4125156), (336, 3928720), (384, 3437630), (420, 3142976), (448, 2946540), (480, 2750104), (560, 2357232), (640, 2062578), (672, 1964360), (768, 1718815), (840, 1571488), (896, 1473270), (960, 1375052), (1120, 1178616), (1280, 1031289), (1344, 982180), (1680, 785744), (1792, 736635), (1920, 687526), (2240, 589308), (2688, 491090), (3360, 392872), (3840, 343763), (4480, 294654), (5376, 245545), (6720, 196436), (8960, 147327), (13440, 98218), (26880, 49109)]