1780894080

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{14723}}^1$

素因数の和:14758

約数の個数: 256

約数和(自身を含む): 7208870400

約数和(自身を除く): 5427976320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5760, 6048, 6720, 7560, 8064, 8640, 10080, 12096, 13440, 14723, 15120, 17280, 20160, 24192, 29446, 30240, 40320, 44169, 58892, 60480, 73615, 88338, 103061, 117784, 120960, 132507, 147230, 176676, 206122, 220845, 235568, 265014, 294460, 309183, 353352, 397521, 412244, 441690, 471136, 515305, 530028, 588920, 618366, 662535, 706704, 795042, 824488, 883380, 927549, 942272, 1030610, 1060056, 1177840, 1236732, 1325070, 1413408, 1545915, 1590084, 1648976, 1766760, 1855098, 1884544, 1987605, 2061220, 2120112, 2355680, 2473464, 2650140, 2782647, 2826816, 3091830, 3180168, 3297952, 3533520, 3710196, 3975210, 4122440, 4240224, 4637745, 4711360, 4946928, 5300280, 5565294, 5653632, 6183660, 6360336, 6595904, 7067040, 7420392, 7950420, 8244880, 8480448, 9275490, 9422720, 9893856, 10600560, 11130588, 12367320, 12720672, 13191808, 13913235, 14134080, 14840784, 15900840, 16489760, 16960896, 18550980, 19787712, 21201120, 22261176, 24734640, 25441344, 27826470, 28268160, 29681568, 31801680, 32979520, 37101960, 39575424, 42402240, 44522352, 49469280, 50882688, 55652940, 59363136, 63603360, 65959040, 74203920, 84804480, 89044704, 98938560, 111305880, 118726272, 127206720, 148407840, 178089408, 197877120, 222611760, 254413440, 296815680, 356178816, 445223520, 593631360, 890447040, 1780894080]

約数ペア:

[(1, 1780894080), (2, 890447040), (3, 593631360), (4, 445223520), (5, 356178816), (6, 296815680), (7, 254413440), (8, 222611760), (9, 197877120), (10, 178089408), (12, 148407840), (14, 127206720), (15, 118726272), (16, 111305880), (18, 98938560), (20, 89044704), (21, 84804480), (24, 74203920), (27, 65959040), (28, 63603360), (30, 59363136), (32, 55652940), (35, 50882688), (36, 49469280), (40, 44522352), (42, 42402240), (45, 39575424), (48, 37101960), (54, 32979520), (56, 31801680), (60, 29681568), (63, 28268160), (64, 27826470), (70, 25441344), (72, 24734640), (80, 22261176), (84, 21201120), (90, 19787712), (96, 18550980), (105, 16960896), (108, 16489760), (112, 15900840), (120, 14840784), (126, 14134080), (128, 13913235), (135, 13191808), (140, 12720672), (144, 12367320), (160, 11130588), (168, 10600560), (180, 9893856), (189, 9422720), (192, 9275490), (210, 8480448), (216, 8244880), (224, 7950420), (240, 7420392), (252, 7067040), (270, 6595904), (280, 6360336), (288, 6183660), (315, 5653632), (320, 5565294), (336, 5300280), (360, 4946928), (378, 4711360), (384, 4637745), (420, 4240224), (432, 4122440), (448, 3975210), (480, 3710196), (504, 3533520), (540, 3297952), (560, 3180168), (576, 3091830), (630, 2826816), (640, 2782647), (672, 2650140), (720, 2473464), (756, 2355680), (840, 2120112), (864, 2061220), (896, 1987605), (945, 1884544), (960, 1855098), (1008, 1766760), (1080, 1648976), (1120, 1590084), (1152, 1545915), (1260, 1413408), (1344, 1325070), (1440, 1236732), (1512, 1177840), (1680, 1060056), (1728, 1030610), (1890, 942272), (1920, 927549), (2016, 883380), (2160, 824488), (2240, 795042), (2520, 706704), (2688, 662535), (2880, 618366), (3024, 588920), (3360, 530028), (3456, 515305), (3780, 471136), (4032, 441690), (4320, 412244), (4480, 397521), (5040, 353352), (5760, 309183), (6048, 294460), (6720, 265014), (7560, 235568), (8064, 220845), (8640, 206122), (10080, 176676), (12096, 147230), (13440, 132507), (14723, 120960), (15120, 117784), (17280, 103061), (20160, 88338), (24192, 73615), (29446, 60480), (30240, 58892), (40320, 44169)]