27990138960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{937}}^1\times {\mathrm{5927}}^1$

素因数の和:6890

約数の個数: 240

約数和(自身を含む): 107561615616

約数和(自身を除く): 79571476656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 937, 1008, 1260, 1680, 1874, 2520, 2811, 3748, 4685, 5040, 5622, 5927, 6559, 7496, 8433, 9370, 11244, 11854, 13118, 14055, 14992, 16866, 17781, 18740, 19677, 22488, 23708, 26236, 28110, 29635, 32795, 33732, 35562, 37480, 39354, 41489, 42165, 44976, 47416, 52472, 53343, 56220, 59031, 59270, 65590, 67464, 71124, 74960, 78708, 82978, 84330, 88905, 94832, 98385, 104944, 106686, 112440, 118062, 118540, 124467, 131180, 134928, 142248, 157416, 165956, 168660, 177810, 196770, 207445, 213372, 224880, 236124, 237080, 248934, 262360, 266715, 284496, 295155, 314832, 331912, 337320, 355620, 373401, 393540, 414890, 426744, 472248, 474160, 497868, 524720, 533430, 590310, 622335, 663824, 674640, 711240, 746802, 787080, 829780, 853488, 944496, 995736, 1066860, 1180620, 1244670, 1422480, 1493604, 1574160, 1659560, 1867005, 1991472, 2133720, 2361240, 2489340, 2987208, 3319120, 3734010, 4267440, 4722480, 4978680, 5553599, 5974416, 7468020, 9957360, 11107198, 14936040, 16660797, 22214396, 27767995, 29872080, 33321594, 38875193, 44428792, 49982391, 55535990, 66643188, 77750386, 83303985, 88857584, 99964782, 111071980, 116625579, 133286376, 155500772, 166607970, 194375965, 199929564, 222143960, 233251158, 249911955, 266572752, 311001544, 333215940, 349876737, 388751930, 399859128, 444287920, 466502316, 499823910, 583127895, 622003088, 666431880, 699753474, 777503860, 799718256, 933004632, 999647820, 1166255790, 1332863760, 1399506948, 1555007720, 1749383685, 1866009264, 1999295640, 2332511580, 2799013896, 3110015440, 3498767370, 3998591280, 4665023160, 5598027792, 6997534740, 9330046320, 13995069480, 27990138960]

約数ペア:

[(1, 27990138960), (2, 13995069480), (3, 9330046320), (4, 6997534740), (5, 5598027792), (6, 4665023160), (7, 3998591280), (8, 3498767370), (9, 3110015440), (10, 2799013896), (12, 2332511580), (14, 1999295640), (15, 1866009264), (16, 1749383685), (18, 1555007720), (20, 1399506948), (21, 1332863760), (24, 1166255790), (28, 999647820), (30, 933004632), (35, 799718256), (36, 777503860), (40, 699753474), (42, 666431880), (45, 622003088), (48, 583127895), (56, 499823910), (60, 466502316), (63, 444287920), (70, 399859128), (72, 388751930), (80, 349876737), (84, 333215940), (90, 311001544), (105, 266572752), (112, 249911955), (120, 233251158), (126, 222143960), (140, 199929564), (144, 194375965), (168, 166607970), (180, 155500772), (210, 133286376), (240, 116625579), (252, 111071980), (280, 99964782), (315, 88857584), (336, 83303985), (360, 77750386), (420, 66643188), (504, 55535990), (560, 49982391), (630, 44428792), (720, 38875193), (840, 33321594), (937, 29872080), (1008, 27767995), (1260, 22214396), (1680, 16660797), (1874, 14936040), (2520, 11107198), (2811, 9957360), (3748, 7468020), (4685, 5974416), (5040, 5553599), (5622, 4978680), (5927, 4722480), (6559, 4267440), (7496, 3734010), (8433, 3319120), (9370, 2987208), (11244, 2489340), (11854, 2361240), (13118, 2133720), (14055, 1991472), (14992, 1867005), (16866, 1659560), (17781, 1574160), (18740, 1493604), (19677, 1422480), (22488, 1244670), (23708, 1180620), (26236, 1066860), (28110, 995736), (29635, 944496), (32795, 853488), (33732, 829780), (35562, 787080), (37480, 746802), (39354, 711240), (41489, 674640), (42165, 663824), (44976, 622335), (47416, 590310), (52472, 533430), (53343, 524720), (56220, 497868), (59031, 474160), (59270, 472248), (65590, 426744), (67464, 414890), (71124, 393540), (74960, 373401), (78708, 355620), (82978, 337320), (84330, 331912), (88905, 314832), (94832, 295155), (98385, 284496), (104944, 266715), (106686, 262360), (112440, 248934), (118062, 237080), (118540, 236124), (124467, 224880), (131180, 213372), (134928, 207445), (142248, 196770), (157416, 177810), (165956, 168660)]