208776960

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{863}}^1$

素因数の和:900

約数の個数: 288

約数和(自身を含む): 847687680

約数和(自身を除く): 638910720

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, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 863, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1726, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2589, 2688, 2880, 3024, 3360, 3452, 3456, 3780, 3840, 4032, 4315, 4320, 4480, 5040, 5178, 5376, 5760, 6041, 6048, 6720, 6904, 6912, 7560, 7767, 8064, 8630, 8640, 8960, 10080, 10356, 11520, 12082, 12096, 12945, 13440, 13808, 15120, 15534, 16128, 17260, 17280, 18123, 20160, 20712, 23301, 24164, 24192, 25890, 26880, 27616, 30205, 30240, 31068, 34520, 34560, 36246, 38835, 40320, 41424, 46602, 48328, 48384, 51780, 54369, 55232, 60410, 60480, 62136, 69040, 72492, 77670, 80640, 82848, 90615, 93204, 96656, 103560, 108738, 110464, 116505, 120820, 120960, 124272, 138080, 144984, 155340, 163107, 165696, 181230, 186408, 193312, 207120, 217476, 220928, 233010, 241640, 241920, 248544, 271845, 276160, 289968, 310680, 326214, 331392, 362460, 372816, 386624, 414240, 434952, 466020, 483280, 497088, 543690, 552320, 579936, 621360, 652428, 662784, 724920, 745632, 773248, 815535, 828480, 869904, 932040, 966560, 994176, 1087380, 1104640, 1159872, 1242720, 1304856, 1449840, 1491264, 1546496, 1631070, 1656960, 1739808, 1864080, 1933120, 1988352, 2174760, 2319744, 2485440, 2609712, 2899680, 2982528, 3262140, 3313920, 3479616, 3728160, 3866240, 4349520, 4639488, 4970880, 5219424, 5799360, 5965056, 6524280, 6959232, 7456320, 7732480, 8699040, 9941760, 10438848, 11598720, 13048560, 13918464, 14912640, 17398080, 20877696, 23197440, 26097120, 29825280, 34796160, 41755392, 52194240, 69592320, 104388480, 208776960]

約数ペア:

[(1, 208776960), (2, 104388480), (3, 69592320), (4, 52194240), (5, 41755392), (6, 34796160), (7, 29825280), (8, 26097120), (9, 23197440), (10, 20877696), (12, 17398080), (14, 14912640), (15, 13918464), (16, 13048560), (18, 11598720), (20, 10438848), (21, 9941760), (24, 8699040), (27, 7732480), (28, 7456320), (30, 6959232), (32, 6524280), (35, 5965056), (36, 5799360), (40, 5219424), (42, 4970880), (45, 4639488), (48, 4349520), (54, 3866240), (56, 3728160), (60, 3479616), (63, 3313920), (64, 3262140), (70, 2982528), (72, 2899680), (80, 2609712), (84, 2485440), (90, 2319744), (96, 2174760), (105, 1988352), (108, 1933120), (112, 1864080), (120, 1739808), (126, 1656960), (128, 1631070), (135, 1546496), (140, 1491264), (144, 1449840), (160, 1304856), (168, 1242720), (180, 1159872), (189, 1104640), (192, 1087380), (210, 994176), (216, 966560), (224, 932040), (240, 869904), (252, 828480), (256, 815535), (270, 773248), (280, 745632), (288, 724920), (315, 662784), (320, 652428), (336, 621360), (360, 579936), (378, 552320), (384, 543690), (420, 497088), (432, 483280), (448, 466020), (480, 434952), (504, 414240), (540, 386624), (560, 372816), (576, 362460), (630, 331392), (640, 326214), (672, 310680), (720, 289968), (756, 276160), (768, 271845), (840, 248544), (863, 241920), (864, 241640), (896, 233010), (945, 220928), (960, 217476), (1008, 207120), (1080, 193312), (1120, 186408), (1152, 181230), (1260, 165696), (1280, 163107), (1344, 155340), (1440, 144984), (1512, 138080), (1680, 124272), (1726, 120960), (1728, 120820), (1792, 116505), (1890, 110464), (1920, 108738), (2016, 103560), (2160, 96656), (2240, 93204), (2304, 90615), (2520, 82848), (2589, 80640), (2688, 77670), (2880, 72492), (3024, 69040), (3360, 62136), (3452, 60480), (3456, 60410), (3780, 55232), (3840, 54369), (4032, 51780), (4315, 48384), (4320, 48328), (4480, 46602), (5040, 41424), (5178, 40320), (5376, 38835), (5760, 36246), (6041, 34560), (6048, 34520), (6720, 31068), (6904, 30240), (6912, 30205), (7560, 27616), (7767, 26880), (8064, 25890), (8630, 24192), (8640, 24164), (8960, 23301), (10080, 20712), (10356, 20160), (11520, 18123), (12082, 17280), (12096, 17260), (12945, 16128), (13440, 15534), (13808, 15120)]