391969968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4001}}^1$

素因数の和:4182

約数の個数: 80

約数和(自身を含む): 1097700576

約数和(自身を除く): 705730608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 157, 208, 312, 314, 471, 624, 628, 942, 1256, 1884, 2041, 2512, 3768, 4001, 4082, 6123, 7536, 8002, 8164, 12003, 12246, 16004, 16328, 24006, 24492, 32008, 32656, 48012, 48984, 52013, 64016, 96024, 97968, 104026, 156039, 192048, 208052, 312078, 416104, 624156, 628157, 832208, 1248312, 1256314, 1884471, 2496624, 2512628, 3768942, 5025256, 7537884, 8166041, 10050512, 15075768, 16332082, 24498123, 30151536, 32664164, 48996246, 65328328, 97992492, 130656656, 195984984, 391969968]

約数ペア:

[(1, 391969968), (2, 195984984), (3, 130656656), (4, 97992492), (6, 65328328), (8, 48996246), (12, 32664164), (13, 30151536), (16, 24498123), (24, 16332082), (26, 15075768), (39, 10050512), (48, 8166041), (52, 7537884), (78, 5025256), (104, 3768942), (156, 2512628), (157, 2496624), (208, 1884471), (312, 1256314), (314, 1248312), (471, 832208), (624, 628157), (628, 624156), (942, 416104), (1256, 312078), (1884, 208052), (2041, 192048), (2512, 156039), (3768, 104026), (4001, 97968), (4082, 96024), (6123, 64016), (7536, 52013), (8002, 48984), (8164, 48012), (12003, 32656), (12246, 32008), (16004, 24492), (16328, 24006)]