251534080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:514

約数の個数: 144

約数和(自身を含む): 700519680

約数和(自身を除く): 448985600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 112, 128, 134, 140, 160, 224, 256, 268, 280, 320, 335, 419, 448, 469, 536, 560, 640, 670, 838, 896, 938, 1072, 1120, 1280, 1340, 1676, 1792, 1876, 2095, 2144, 2240, 2345, 2680, 2933, 3352, 3752, 4190, 4288, 4480, 4690, 5360, 5866, 6704, 7504, 8380, 8576, 8960, 9380, 10720, 11732, 13408, 14665, 15008, 16760, 17152, 18760, 21440, 23464, 26816, 28073, 29330, 30016, 33520, 37520, 42880, 46928, 53632, 56146, 58660, 60032, 67040, 75040, 85760, 93856, 107264, 112292, 117320, 120064, 134080, 140365, 150080, 187712, 196511, 224584, 234640, 268160, 280730, 300160, 375424, 393022, 449168, 469280, 536320, 561460, 600320, 750848, 786044, 898336, 938560, 982555, 1122920, 1572088, 1796672, 1877120, 1965110, 2245840, 3144176, 3593344, 3754240, 3930220, 4491680, 6288352, 7186688, 7860440, 8983360, 12576704, 15720880, 17966720, 25153408, 31441760, 35933440, 50306816, 62883520, 125767040, 251534080]

約数ペア:

[(1, 251534080), (2, 125767040), (4, 62883520), (5, 50306816), (7, 35933440), (8, 31441760), (10, 25153408), (14, 17966720), (16, 15720880), (20, 12576704), (28, 8983360), (32, 7860440), (35, 7186688), (40, 6288352), (56, 4491680), (64, 3930220), (67, 3754240), (70, 3593344), (80, 3144176), (112, 2245840), (128, 1965110), (134, 1877120), (140, 1796672), (160, 1572088), (224, 1122920), (256, 982555), (268, 938560), (280, 898336), (320, 786044), (335, 750848), (419, 600320), (448, 561460), (469, 536320), (536, 469280), (560, 449168), (640, 393022), (670, 375424), (838, 300160), (896, 280730), (938, 268160), (1072, 234640), (1120, 224584), (1280, 196511), (1340, 187712), (1676, 150080), (1792, 140365), (1876, 134080), (2095, 120064), (2144, 117320), (2240, 112292), (2345, 107264), (2680, 93856), (2933, 85760), (3352, 75040), (3752, 67040), (4190, 60032), (4288, 58660), (4480, 56146), (4690, 53632), (5360, 46928), (5866, 42880), (6704, 37520), (7504, 33520), (8380, 30016), (8576, 29330), (8960, 28073), (9380, 26816), (10720, 23464), (11732, 21440), (13408, 18760), (14665, 17152), (15008, 16760)]