79485840

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{751}}^1$

素因数の和:787

約数の個数: 240

約数和(自身を含む): 318908160

約数和(自身を除く): 239422320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 751, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1502, 1512, 1680, 1764, 1890, 1960, 2160, 2205, 2253, 2352, 2520, 2646, 2940, 3004, 3024, 3528, 3755, 3780, 3920, 4410, 4506, 5040, 5257, 5292, 5880, 6008, 6615, 6759, 7056, 7510, 7560, 8820, 9012, 10514, 10584, 11265, 11760, 12016, 13230, 13518, 15020, 15120, 15771, 17640, 18024, 20277, 21028, 21168, 22530, 26285, 26460, 27036, 30040, 31542, 33795, 35280, 36048, 36799, 40554, 42056, 45060, 47313, 52570, 52920, 54072, 60080, 63084, 67590, 73598, 78855, 81108, 84112, 90120, 94626, 101385, 105140, 105840, 108144, 110397, 126168, 135180, 141939, 147196, 157710, 162216, 180240, 183995, 189252, 202770, 210280, 220794, 236565, 252336, 270360, 283878, 294392, 315420, 324432, 331191, 367990, 378504, 405540, 420560, 441588, 473130, 540720, 551985, 567756, 588784, 630840, 662382, 709695, 735980, 757008, 811080, 883176, 946260, 993573, 1103970, 1135512, 1261680, 1324764, 1419390, 1471960, 1622160, 1655955, 1766352, 1892520, 1987146, 2207940, 2271024, 2649528, 2838780, 2943920, 3311910, 3785040, 3974292, 4415880, 4967865, 5299056, 5677560, 6623820, 7948584, 8831760, 9935730, 11355120, 13247640, 15897168, 19871460, 26495280, 39742920, 79485840]

約数ペア:

[(1, 79485840), (2, 39742920), (3, 26495280), (4, 19871460), (5, 15897168), (6, 13247640), (7, 11355120), (8, 9935730), (9, 8831760), (10, 7948584), (12, 6623820), (14, 5677560), (15, 5299056), (16, 4967865), (18, 4415880), (20, 3974292), (21, 3785040), (24, 3311910), (27, 2943920), (28, 2838780), (30, 2649528), (35, 2271024), (36, 2207940), (40, 1987146), (42, 1892520), (45, 1766352), (48, 1655955), (49, 1622160), (54, 1471960), (56, 1419390), (60, 1324764), (63, 1261680), (70, 1135512), (72, 1103970), (80, 993573), (84, 946260), (90, 883176), (98, 811080), (105, 757008), (108, 735980), (112, 709695), (120, 662382), (126, 630840), (135, 588784), (140, 567756), (144, 551985), (147, 540720), (168, 473130), (180, 441588), (189, 420560), (196, 405540), (210, 378504), (216, 367990), (240, 331191), (245, 324432), (252, 315420), (270, 294392), (280, 283878), (294, 270360), (315, 252336), (336, 236565), (360, 220794), (378, 210280), (392, 202770), (420, 189252), (432, 183995), (441, 180240), (490, 162216), (504, 157710), (540, 147196), (560, 141939), (588, 135180), (630, 126168), (720, 110397), (735, 108144), (751, 105840), (756, 105140), (784, 101385), (840, 94626), (882, 90120), (945, 84112), (980, 81108), (1008, 78855), (1080, 73598), (1176, 67590), (1260, 63084), (1323, 60080), (1470, 54072), (1502, 52920), (1512, 52570), (1680, 47313), (1764, 45060), (1890, 42056), (1960, 40554), (2160, 36799), (2205, 36048), (2253, 35280), (2352, 33795), (2520, 31542), (2646, 30040), (2940, 27036), (3004, 26460), (3024, 26285), (3528, 22530), (3755, 21168), (3780, 21028), (3920, 20277), (4410, 18024), (4506, 17640), (5040, 15771), (5257, 15120), (5292, 15020), (5880, 13518), (6008, 13230), (6615, 12016), (6759, 11760), (7056, 11265), (7510, 10584), (7560, 10514), (8820, 9012)]