2782080

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1$

素因数の和:58

約数の個数: 256

約数和(自身を含む): 11750400

約数和(自身を除く): 8968320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 64, 69, 70, 72, 80, 84, 90, 92, 96, 105, 108, 112, 115, 120, 126, 128, 135, 138, 140, 144, 160, 161, 168, 180, 184, 189, 192, 207, 210, 216, 224, 230, 240, 252, 270, 276, 280, 288, 315, 320, 322, 336, 345, 360, 368, 378, 384, 414, 420, 432, 448, 460, 480, 483, 504, 540, 552, 560, 576, 621, 630, 640, 644, 672, 690, 720, 736, 756, 805, 828, 840, 864, 896, 920, 945, 960, 966, 1008, 1035, 1080, 1104, 1120, 1152, 1242, 1260, 1288, 1344, 1380, 1440, 1449, 1472, 1512, 1610, 1656, 1680, 1728, 1840, 1890, 1920, 1932, 2016, 2070, 2160, 2208, 2240, 2415, 2484, 2520, 2576, 2688, 2760, 2880, 2898, 2944, 3024, 3105, 3220, 3312, 3360, 3456, 3680, 3780, 3864, 4032, 4140, 4320, 4347, 4416, 4480, 4830, 4968, 5040, 5152, 5520, 5760, 5796, 6048, 6210, 6440, 6624, 6720, 7245, 7360, 7560, 7728, 8064, 8280, 8640, 8694, 8832, 9660, 9936, 10080, 10304, 11040, 11592, 12096, 12420, 12880, 13248, 13440, 14490, 14720, 15120, 15456, 16560, 17280, 17388, 19320, 19872, 20160, 20608, 21735, 22080, 23184, 24192, 24840, 25760, 26496, 28980, 30240, 30912, 33120, 34776, 38640, 39744, 40320, 43470, 44160, 46368, 49680, 51520, 57960, 60480, 61824, 66240, 69552, 77280, 79488, 86940, 92736, 99360, 103040, 115920, 120960, 132480, 139104, 154560, 173880, 185472, 198720, 231840, 278208, 309120, 347760, 397440, 463680, 556416, 695520, 927360, 1391040, 2782080]

約数ペア:

[(1, 2782080), (2, 1391040), (3, 927360), (4, 695520), (5, 556416), (6, 463680), (7, 397440), (8, 347760), (9, 309120), (10, 278208), (12, 231840), (14, 198720), (15, 185472), (16, 173880), (18, 154560), (20, 139104), (21, 132480), (23, 120960), (24, 115920), (27, 103040), (28, 99360), (30, 92736), (32, 86940), (35, 79488), (36, 77280), (40, 69552), (42, 66240), (45, 61824), (46, 60480), (48, 57960), (54, 51520), (56, 49680), (60, 46368), (63, 44160), (64, 43470), (69, 40320), (70, 39744), (72, 38640), (80, 34776), (84, 33120), (90, 30912), (92, 30240), (96, 28980), (105, 26496), (108, 25760), (112, 24840), (115, 24192), (120, 23184), (126, 22080), (128, 21735), (135, 20608), (138, 20160), (140, 19872), (144, 19320), (160, 17388), (161, 17280), (168, 16560), (180, 15456), (184, 15120), (189, 14720), (192, 14490), (207, 13440), (210, 13248), (216, 12880), (224, 12420), (230, 12096), (240, 11592), (252, 11040), (270, 10304), (276, 10080), (280, 9936), (288, 9660), (315, 8832), (320, 8694), (322, 8640), (336, 8280), (345, 8064), (360, 7728), (368, 7560), (378, 7360), (384, 7245), (414, 6720), (420, 6624), (432, 6440), (448, 6210), (460, 6048), (480, 5796), (483, 5760), (504, 5520), (540, 5152), (552, 5040), (560, 4968), (576, 4830), (621, 4480), (630, 4416), (640, 4347), (644, 4320), (672, 4140), (690, 4032), (720, 3864), (736, 3780), (756, 3680), (805, 3456), (828, 3360), (840, 3312), (864, 3220), (896, 3105), (920, 3024), (945, 2944), (960, 2898), (966, 2880), (1008, 2760), (1035, 2688), (1080, 2576), (1104, 2520), (1120, 2484), (1152, 2415), (1242, 2240), (1260, 2208), (1288, 2160), (1344, 2070), (1380, 2016), (1440, 1932), (1449, 1920), (1472, 1890), (1512, 1840), (1610, 1728), (1656, 1680)]