21087460800

素因数分解:

$2^6\times 3^2\times 5^2\times 7^1\times {\mathrm{209201}}^1$

素因数の和:209236

約数の個数: 252

約数和(自身を含む): 85657340496

約数和(自身を除く): 64569879696

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, 140, 144, 150, 160, 168, 175, 180, 192, 200, 210, 224, 225, 240, 252, 280, 288, 300, 315, 320, 336, 350, 360, 400, 420, 448, 450, 480, 504, 525, 560, 576, 600, 630, 672, 700, 720, 800, 840, 900, 960, 1008, 1050, 1120, 1200, 1260, 1344, 1400, 1440, 1575, 1600, 1680, 1800, 2016, 2100, 2240, 2400, 2520, 2800, 2880, 3150, 3360, 3600, 4032, 4200, 4800, 5040, 5600, 6300, 6720, 7200, 8400, 10080, 11200, 12600, 14400, 16800, 20160, 25200, 33600, 50400, 100800, 209201, 418402, 627603, 836804, 1046005, 1255206, 1464407, 1673608, 1882809, 2092010, 2510412, 2928814, 3138015, 3347216, 3765618, 4184020, 4393221, 5020824, 5230025, 5857628, 6276030, 6694432, 7322035, 7531236, 8368040, 8786442, 9414045, 10041648, 10460050, 11715256, 12552060, 13179663, 13388864, 14644070, 15062472, 15690075, 16736080, 17572884, 18828090, 20083296, 20920100, 21966105, 23430512, 25104120, 26359326, 29288140, 30124944, 31380150, 33472160, 35145768, 36610175, 37656180, 40166592, 41840200, 43932210, 46861024, 47070225, 50208240, 52718652, 58576280, 60249888, 62760300, 65898315, 66944320, 70291536, 73220350, 75312360, 83680400, 87864420, 93722048, 94140450, 100416480, 105437304, 109830525, 117152560, 120499776, 125520600, 131796630, 140583072, 146440700, 150624720, 167360800, 175728840, 188280900, 200832960, 210874608, 219661050, 234305120, 251041200, 263593260, 281166144, 292881400, 301249440, 329491575, 334721600, 351457680, 376561800, 421749216, 439322100, 468610240, 502082400, 527186520, 585762800, 602498880, 658983150, 702915360, 753123600, 843498432, 878644200, 1004164800, 1054373040, 1171525600, 1317966300, 1405830720, 1506247200, 1757288400, 2108746080, 2343051200, 2635932600, 3012494400, 3514576800, 4217492160, 5271865200, 7029153600, 10543730400, 21087460800]

約数ペア:

[(1, 21087460800), (2, 10543730400), (3, 7029153600), (4, 5271865200), (5, 4217492160), (6, 3514576800), (7, 3012494400), (8, 2635932600), (9, 2343051200), (10, 2108746080), (12, 1757288400), (14, 1506247200), (15, 1405830720), (16, 1317966300), (18, 1171525600), (20, 1054373040), (21, 1004164800), (24, 878644200), (25, 843498432), (28, 753123600), (30, 702915360), (32, 658983150), (35, 602498880), (36, 585762800), (40, 527186520), (42, 502082400), (45, 468610240), (48, 439322100), (50, 421749216), (56, 376561800), (60, 351457680), (63, 334721600), (64, 329491575), (70, 301249440), (72, 292881400), (75, 281166144), (80, 263593260), (84, 251041200), (90, 234305120), (96, 219661050), (100, 210874608), (105, 200832960), (112, 188280900), (120, 175728840), (126, 167360800), (140, 150624720), (144, 146440700), (150, 140583072), (160, 131796630), (168, 125520600), (175, 120499776), (180, 117152560), (192, 109830525), (200, 105437304), (210, 100416480), (224, 94140450), (225, 93722048), (240, 87864420), (252, 83680400), (280, 75312360), (288, 73220350), (300, 70291536), (315, 66944320), (320, 65898315), (336, 62760300), (350, 60249888), (360, 58576280), (400, 52718652), (420, 50208240), (448, 47070225), (450, 46861024), (480, 43932210), (504, 41840200), (525, 40166592), (560, 37656180), (576, 36610175), (600, 35145768), (630, 33472160), (672, 31380150), (700, 30124944), (720, 29288140), (800, 26359326), (840, 25104120), (900, 23430512), (960, 21966105), (1008, 20920100), (1050, 20083296), (1120, 18828090), (1200, 17572884), (1260, 16736080), (1344, 15690075), (1400, 15062472), (1440, 14644070), (1575, 13388864), (1600, 13179663), (1680, 12552060), (1800, 11715256), (2016, 10460050), (2100, 10041648), (2240, 9414045), (2400, 8786442), (2520, 8368040), (2800, 7531236), (2880, 7322035), (3150, 6694432), (3360, 6276030), (3600, 5857628), (4032, 5230025), (4200, 5020824), (4800, 4393221), (5040, 4184020), (5600, 3765618), (6300, 3347216), (6720, 3138015), (7200, 2928814), (8400, 2510412), (10080, 2092010), (11200, 1882809), (12600, 1673608), (14400, 1464407), (16800, 1255206), (20160, 1046005), (25200, 836804), (33600, 627603), (50400, 418402), (100800, 209201)]