55569920

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{443}}^1$

素因数の和:480

約数の個数: 120

約数和(自身を含む): 155340504

約数和(自身を除く): 99770584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 443, 448, 490, 512, 560, 640, 784, 886, 896, 980, 1120, 1280, 1568, 1772, 1792, 1960, 2215, 2240, 2560, 3101, 3136, 3544, 3584, 3920, 4430, 4480, 6202, 6272, 7088, 7840, 8860, 8960, 12404, 12544, 14176, 15505, 15680, 17720, 17920, 21707, 24808, 25088, 28352, 31010, 31360, 35440, 43414, 49616, 56704, 62020, 62720, 70880, 86828, 99232, 108535, 113408, 124040, 125440, 141760, 173656, 198464, 217070, 226816, 248080, 283520, 347312, 396928, 434140, 496160, 567040, 694624, 793856, 868280, 992320, 1134080, 1389248, 1587712, 1736560, 1984640, 2778496, 3473120, 3969280, 5556992, 6946240, 7938560, 11113984, 13892480, 27784960, 55569920]

約数ペア:

[(1, 55569920), (2, 27784960), (4, 13892480), (5, 11113984), (7, 7938560), (8, 6946240), (10, 5556992), (14, 3969280), (16, 3473120), (20, 2778496), (28, 1984640), (32, 1736560), (35, 1587712), (40, 1389248), (49, 1134080), (56, 992320), (64, 868280), (70, 793856), (80, 694624), (98, 567040), (112, 496160), (128, 434140), (140, 396928), (160, 347312), (196, 283520), (224, 248080), (245, 226816), (256, 217070), (280, 198464), (320, 173656), (392, 141760), (443, 125440), (448, 124040), (490, 113408), (512, 108535), (560, 99232), (640, 86828), (784, 70880), (886, 62720), (896, 62020), (980, 56704), (1120, 49616), (1280, 43414), (1568, 35440), (1772, 31360), (1792, 31010), (1960, 28352), (2215, 25088), (2240, 24808), (2560, 21707), (3101, 17920), (3136, 17720), (3544, 15680), (3584, 15505), (3920, 14176), (4430, 12544), (4480, 12404), (6202, 8960), (6272, 8860), (7088, 7840)]