1285119360

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{31873}}^1$

素因数の和:31905

約数の個数: 192

約数和(自身を含む): 5071790880

約数和(自身を除く): 3786671520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 31873, 40320, 63746, 95619, 127492, 159365, 191238, 223111, 254984, 286857, 318730, 382476, 446222, 478095, 509968, 573714, 637460, 669333, 764952, 892444, 956190, 1019936, 1115555, 1147428, 1274920, 1338666, 1434285, 1529904, 1784888, 1912380, 2007999, 2039872, 2231110, 2294856, 2549840, 2677332, 2868570, 3059808, 3346665, 3569776, 3824760, 4015998, 4079744, 4462220, 4589712, 5099680, 5354664, 5737140, 6119616, 6693330, 7139552, 7649520, 8031996, 8924440, 9179424, 10039995, 10199360, 10709328, 11474280, 12239232, 13386660, 14279104, 15299040, 16063992, 17848880, 18358848, 20079990, 20398720, 21418656, 22948560, 26773320, 28558208, 30598080, 32127984, 35697760, 36717696, 40159980, 42837312, 45897120, 53546640, 61196160, 64255968, 71395520, 80319960, 85674624, 91794240, 107093280, 128511936, 142791040, 160639920, 183588480, 214186560, 257023872, 321279840, 428373120, 642559680, 1285119360]

約数ペア:

[(1, 1285119360), (2, 642559680), (3, 428373120), (4, 321279840), (5, 257023872), (6, 214186560), (7, 183588480), (8, 160639920), (9, 142791040), (10, 128511936), (12, 107093280), (14, 91794240), (15, 85674624), (16, 80319960), (18, 71395520), (20, 64255968), (21, 61196160), (24, 53546640), (28, 45897120), (30, 42837312), (32, 40159980), (35, 36717696), (36, 35697760), (40, 32127984), (42, 30598080), (45, 28558208), (48, 26773320), (56, 22948560), (60, 21418656), (63, 20398720), (64, 20079990), (70, 18358848), (72, 17848880), (80, 16063992), (84, 15299040), (90, 14279104), (96, 13386660), (105, 12239232), (112, 11474280), (120, 10709328), (126, 10199360), (128, 10039995), (140, 9179424), (144, 8924440), (160, 8031996), (168, 7649520), (180, 7139552), (192, 6693330), (210, 6119616), (224, 5737140), (240, 5354664), (252, 5099680), (280, 4589712), (288, 4462220), (315, 4079744), (320, 4015998), (336, 3824760), (360, 3569776), (384, 3346665), (420, 3059808), (448, 2868570), (480, 2677332), (504, 2549840), (560, 2294856), (576, 2231110), (630, 2039872), (640, 2007999), (672, 1912380), (720, 1784888), (840, 1529904), (896, 1434285), (960, 1338666), (1008, 1274920), (1120, 1147428), (1152, 1115555), (1260, 1019936), (1344, 956190), (1440, 892444), (1680, 764952), (1920, 669333), (2016, 637460), (2240, 573714), (2520, 509968), (2688, 478095), (2880, 446222), (3360, 382476), (4032, 318730), (4480, 286857), (5040, 254984), (5760, 223111), (6720, 191238), (8064, 159365), (10080, 127492), (13440, 95619), (20160, 63746), (31873, 40320)]