1328315840

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1109}}^1$

素因数の和:1342

約数の個数: 112

約数和(自身を含む): 3349447200

約数和(自身を除く): 2021131360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 197, 304, 320, 380, 394, 608, 760, 788, 985, 1109, 1216, 1520, 1576, 1970, 2218, 3040, 3152, 3743, 3940, 4436, 5545, 6080, 6304, 7486, 7880, 8872, 11090, 12608, 14972, 15760, 17744, 18715, 21071, 22180, 29944, 31520, 35488, 37430, 42142, 44360, 59888, 63040, 70976, 74860, 84284, 88720, 105355, 119776, 149720, 168568, 177440, 210710, 218473, 239552, 299440, 337136, 354880, 421420, 436946, 598880, 674272, 842840, 873892, 1092365, 1197760, 1348544, 1685680, 1747784, 2184730, 3371360, 3495568, 4150987, 4369460, 6742720, 6991136, 8301974, 8738920, 13982272, 16603948, 17477840, 20754935, 33207896, 34955680, 41509870, 66415792, 69911360, 83019740, 132831584, 166039480, 265663168, 332078960, 664157920, 1328315840]

約数ペア:

[(1, 1328315840), (2, 664157920), (4, 332078960), (5, 265663168), (8, 166039480), (10, 132831584), (16, 83019740), (19, 69911360), (20, 66415792), (32, 41509870), (38, 34955680), (40, 33207896), (64, 20754935), (76, 17477840), (80, 16603948), (95, 13982272), (152, 8738920), (160, 8301974), (190, 6991136), (197, 6742720), (304, 4369460), (320, 4150987), (380, 3495568), (394, 3371360), (608, 2184730), (760, 1747784), (788, 1685680), (985, 1348544), (1109, 1197760), (1216, 1092365), (1520, 873892), (1576, 842840), (1970, 674272), (2218, 598880), (3040, 436946), (3152, 421420), (3743, 354880), (3940, 337136), (4436, 299440), (5545, 239552), (6080, 218473), (6304, 210710), (7486, 177440), (7880, 168568), (8872, 149720), (11090, 119776), (12608, 105355), (14972, 88720), (15760, 84284), (17744, 74860), (18715, 70976), (21071, 63040), (22180, 59888), (29944, 44360), (31520, 42142), (35488, 37430)]