428567433728

素因数分解:

$2^9\times 7^1\times {\mathrm{673}}^1\times {\mathrm{177679}}^1$

素因数の和:178377

約数の個数: 80

約数和(自身を含む): 980085722880

約数和(自身を除く): 551518289152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 673, 896, 1346, 1792, 2692, 3584, 4711, 5384, 9422, 10768, 18844, 21536, 37688, 43072, 75376, 86144, 150752, 172288, 177679, 301504, 344576, 355358, 603008, 710716, 1206016, 1243753, 1421432, 2412032, 2487506, 2842864, 4975012, 5685728, 9950024, 11371456, 19900048, 22742912, 39800096, 45485824, 79600192, 90971648, 119577967, 159200384, 239155934, 318400768, 478311868, 636801536, 837045769, 956623736, 1674091538, 1913247472, 3348183076, 3826494944, 6696366152, 7652989888, 13392732304, 15305979776, 26785464608, 30611959552, 53570929216, 61223919104, 107141858432, 214283716864, 428567433728]

約数ペア:

[(1, 428567433728), (2, 214283716864), (4, 107141858432), (7, 61223919104), (8, 53570929216), (14, 30611959552), (16, 26785464608), (28, 15305979776), (32, 13392732304), (56, 7652989888), (64, 6696366152), (112, 3826494944), (128, 3348183076), (224, 1913247472), (256, 1674091538), (448, 956623736), (512, 837045769), (673, 636801536), (896, 478311868), (1346, 318400768), (1792, 239155934), (2692, 159200384), (3584, 119577967), (4711, 90971648), (5384, 79600192), (9422, 45485824), (10768, 39800096), (18844, 22742912), (21536, 19900048), (37688, 11371456), (43072, 9950024), (75376, 5685728), (86144, 4975012), (150752, 2842864), (172288, 2487506), (177679, 2412032), (301504, 1421432), (344576, 1243753), (355358, 1206016), (603008, 710716)]