80841600

素因数分解:

$2^7\times 3^2\times 5^2\times 7^1\times {\mathrm{401}}^1$

素因数の和:438

約数の個数: 288

約数和(自身を含む): 330492240

約数和(自身を除く): 249650640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 128, 140, 144, 150, 160, 168, 175, 180, 192, 200, 210, 224, 225, 240, 252, 280, 288, 300, 315, 320, 336, 350, 360, 384, 400, 401, 420, 448, 450, 480, 504, 525, 560, 576, 600, 630, 640, 672, 700, 720, 800, 802, 840, 896, 900, 960, 1008, 1050, 1120, 1152, 1200, 1203, 1260, 1344, 1400, 1440, 1575, 1600, 1604, 1680, 1800, 1920, 2005, 2016, 2100, 2240, 2400, 2406, 2520, 2688, 2800, 2807, 2880, 3150, 3200, 3208, 3360, 3600, 3609, 4010, 4032, 4200, 4480, 4800, 4812, 5040, 5600, 5614, 5760, 6015, 6300, 6416, 6720, 7200, 7218, 8020, 8064, 8400, 8421, 9600, 9624, 10025, 10080, 11200, 11228, 12030, 12600, 12832, 13440, 14035, 14400, 14436, 16040, 16800, 16842, 18045, 19248, 20050, 20160, 22400, 22456, 24060, 25200, 25263, 25664, 28070, 28800, 28872, 30075, 32080, 33600, 33684, 36090, 38496, 40100, 40320, 42105, 44912, 48120, 50400, 50526, 51328, 56140, 57744, 60150, 64160, 67200, 67368, 70175, 72180, 76992, 80200, 84210, 89824, 90225, 96240, 100800, 101052, 112280, 115488, 120300, 126315, 128320, 134736, 140350, 144360, 153984, 160400, 168420, 179648, 180450, 192480, 201600, 202104, 210525, 224560, 230976, 240600, 252630, 256640, 269472, 280700, 288720, 320800, 336840, 359296, 360900, 384960, 404208, 421050, 449120, 461952, 481200, 505260, 538944, 561400, 577440, 631575, 641600, 673680, 721800, 769920, 808416, 842100, 898240, 962400, 1010520, 1077888, 1122800, 1154880, 1263150, 1283200, 1347360, 1443600, 1616832, 1684200, 1796480, 1924800, 2021040, 2245600, 2309760, 2526300, 2694720, 2887200, 3233664, 3368400, 3849600, 4042080, 4491200, 5052600, 5389440, 5774400, 6736800, 8084160, 8982400, 10105200, 11548800, 13473600, 16168320, 20210400, 26947200, 40420800, 80841600]

約数ペア:

[(1, 80841600), (2, 40420800), (3, 26947200), (4, 20210400), (5, 16168320), (6, 13473600), (7, 11548800), (8, 10105200), (9, 8982400), (10, 8084160), (12, 6736800), (14, 5774400), (15, 5389440), (16, 5052600), (18, 4491200), (20, 4042080), (21, 3849600), (24, 3368400), (25, 3233664), (28, 2887200), (30, 2694720), (32, 2526300), (35, 2309760), (36, 2245600), (40, 2021040), (42, 1924800), (45, 1796480), (48, 1684200), (50, 1616832), (56, 1443600), (60, 1347360), (63, 1283200), (64, 1263150), (70, 1154880), (72, 1122800), (75, 1077888), (80, 1010520), (84, 962400), (90, 898240), (96, 842100), (100, 808416), (105, 769920), (112, 721800), (120, 673680), (126, 641600), (128, 631575), (140, 577440), (144, 561400), (150, 538944), (160, 505260), (168, 481200), (175, 461952), (180, 449120), (192, 421050), (200, 404208), (210, 384960), (224, 360900), (225, 359296), (240, 336840), (252, 320800), (280, 288720), (288, 280700), (300, 269472), (315, 256640), (320, 252630), (336, 240600), (350, 230976), (360, 224560), (384, 210525), (400, 202104), (401, 201600), (420, 192480), (448, 180450), (450, 179648), (480, 168420), (504, 160400), (525, 153984), (560, 144360), (576, 140350), (600, 134736), (630, 128320), (640, 126315), (672, 120300), (700, 115488), (720, 112280), (800, 101052), (802, 100800), (840, 96240), (896, 90225), (900, 89824), (960, 84210), (1008, 80200), (1050, 76992), (1120, 72180), (1152, 70175), (1200, 67368), (1203, 67200), (1260, 64160), (1344, 60150), (1400, 57744), (1440, 56140), (1575, 51328), (1600, 50526), (1604, 50400), (1680, 48120), (1800, 44912), (1920, 42105), (2005, 40320), (2016, 40100), (2100, 38496), (2240, 36090), (2400, 33684), (2406, 33600), (2520, 32080), (2688, 30075), (2800, 28872), (2807, 28800), (2880, 28070), (3150, 25664), (3200, 25263), (3208, 25200), (3360, 24060), (3600, 22456), (3609, 22400), (4010, 20160), (4032, 20050), (4200, 19248), (4480, 18045), (4800, 16842), (4812, 16800), (5040, 16040), (5600, 14436), (5614, 14400), (5760, 14035), (6015, 13440), (6300, 12832), (6416, 12600), (6720, 12030), (7200, 11228), (7218, 11200), (8020, 10080), (8064, 10025), (8400, 9624), (8421, 9600)]