1661685760

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:276

約数の個数: 208

約数和(自身を含む): 4651963776

約数和(自身を除く): 2990278016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 112, 128, 134, 140, 160, 173, 224, 256, 268, 280, 320, 335, 346, 448, 469, 512, 536, 560, 640, 670, 692, 865, 896, 938, 1024, 1072, 1120, 1211, 1280, 1340, 1384, 1730, 1792, 1876, 2048, 2144, 2240, 2345, 2422, 2560, 2680, 2768, 3460, 3584, 3752, 4096, 4288, 4480, 4690, 4844, 5120, 5360, 5536, 6055, 6920, 7168, 7504, 8576, 8960, 9380, 9688, 10240, 10720, 11072, 11591, 12110, 13840, 14336, 15008, 17152, 17920, 18760, 19376, 20480, 21440, 22144, 23182, 24220, 27680, 28672, 30016, 34304, 35840, 37520, 38752, 42880, 44288, 46364, 48440, 55360, 57955, 60032, 68608, 71680, 75040, 77504, 81137, 85760, 88576, 92728, 96880, 110720, 115910, 120064, 137216, 143360, 150080, 155008, 162274, 171520, 177152, 185456, 193760, 221440, 231820, 240128, 274432, 300160, 310016, 324548, 343040, 354304, 370912, 387520, 405685, 442880, 463640, 480256, 600320, 620032, 649096, 686080, 708608, 741824, 775040, 811370, 885760, 927280, 960512, 1200640, 1240064, 1298192, 1372160, 1483648, 1550080, 1622740, 1771520, 1854560, 1921024, 2401280, 2480128, 2596384, 2967296, 3100160, 3245480, 3543040, 3709120, 4802560, 4960256, 5192768, 5934592, 6200320, 6490960, 7418240, 9605120, 10385536, 11869184, 12400640, 12981920, 14836480, 20771072, 23738368, 24801280, 25963840, 29672960, 41542144, 47476736, 51927680, 59345920, 83084288, 103855360, 118691840, 166168576, 207710720, 237383680, 332337152, 415421440, 830842880, 1661685760]

約数ペア:

[(1, 1661685760), (2, 830842880), (4, 415421440), (5, 332337152), (7, 237383680), (8, 207710720), (10, 166168576), (14, 118691840), (16, 103855360), (20, 83084288), (28, 59345920), (32, 51927680), (35, 47476736), (40, 41542144), (56, 29672960), (64, 25963840), (67, 24801280), (70, 23738368), (80, 20771072), (112, 14836480), (128, 12981920), (134, 12400640), (140, 11869184), (160, 10385536), (173, 9605120), (224, 7418240), (256, 6490960), (268, 6200320), (280, 5934592), (320, 5192768), (335, 4960256), (346, 4802560), (448, 3709120), (469, 3543040), (512, 3245480), (536, 3100160), (560, 2967296), (640, 2596384), (670, 2480128), (692, 2401280), (865, 1921024), (896, 1854560), (938, 1771520), (1024, 1622740), (1072, 1550080), (1120, 1483648), (1211, 1372160), (1280, 1298192), (1340, 1240064), (1384, 1200640), (1730, 960512), (1792, 927280), (1876, 885760), (2048, 811370), (2144, 775040), (2240, 741824), (2345, 708608), (2422, 686080), (2560, 649096), (2680, 620032), (2768, 600320), (3460, 480256), (3584, 463640), (3752, 442880), (4096, 405685), (4288, 387520), (4480, 370912), (4690, 354304), (4844, 343040), (5120, 324548), (5360, 310016), (5536, 300160), (6055, 274432), (6920, 240128), (7168, 231820), (7504, 221440), (8576, 193760), (8960, 185456), (9380, 177152), (9688, 171520), (10240, 162274), (10720, 155008), (11072, 150080), (11591, 143360), (12110, 137216), (13840, 120064), (14336, 115910), (15008, 110720), (17152, 96880), (17920, 92728), (18760, 88576), (19376, 85760), (20480, 81137), (21440, 77504), (22144, 75040), (23182, 71680), (24220, 68608), (27680, 60032), (28672, 57955), (30016, 55360), (34304, 48440), (35840, 46364), (37520, 44288), (38752, 42880)]