68739440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11159}}^1$

素因数の和:11190

約数の個数: 80

約数和(自身を含む): 199272960

約数和(自身を除く): 130533520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 11159, 22318, 44636, 55795, 78113, 89272, 111590, 122749, 156226, 178544, 223180, 245498, 312452, 390565, 446360, 490996, 613745, 624904, 781130, 859243, 892720, 981992, 1227490, 1249808, 1562260, 1718486, 1963984, 2454980, 3124520, 3436972, 4296215, 4909960, 6249040, 6873944, 8592430, 9819920, 13747888, 17184860, 34369720, 68739440]

約数ペア:

[(1, 68739440), (2, 34369720), (4, 17184860), (5, 13747888), (7, 9819920), (8, 8592430), (10, 6873944), (11, 6249040), (14, 4909960), (16, 4296215), (20, 3436972), (22, 3124520), (28, 2454980), (35, 1963984), (40, 1718486), (44, 1562260), (55, 1249808), (56, 1227490), (70, 981992), (77, 892720), (80, 859243), (88, 781130), (110, 624904), (112, 613745), (140, 490996), (154, 446360), (176, 390565), (220, 312452), (280, 245498), (308, 223180), (385, 178544), (440, 156226), (560, 122749), (616, 111590), (770, 89272), (880, 78113), (1232, 55795), (1540, 44636), (3080, 22318), (6160, 11159)]