20895756336

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{51439}}^1$

素因数の和:51504

約数の個数: 240

約数和(自身を含む): 74297466880

約数和(自身を除く): 53401710544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 31, 36, 39, 42, 48, 52, 56, 62, 63, 72, 78, 84, 91, 93, 104, 112, 117, 124, 126, 144, 156, 168, 182, 186, 208, 217, 234, 248, 252, 273, 279, 312, 336, 364, 372, 403, 434, 468, 496, 504, 546, 558, 624, 651, 728, 744, 806, 819, 868, 936, 1008, 1092, 1116, 1209, 1302, 1456, 1488, 1612, 1638, 1736, 1872, 1953, 2184, 2232, 2418, 2604, 2821, 3224, 3276, 3472, 3627, 3906, 4368, 4464, 4836, 5208, 5642, 6448, 6552, 7254, 7812, 8463, 9672, 10416, 11284, 13104, 14508, 15624, 16926, 19344, 22568, 25389, 29016, 31248, 33852, 45136, 50778, 51439, 58032, 67704, 101556, 102878, 135408, 154317, 203112, 205756, 308634, 360073, 406224, 411512, 462951, 617268, 668707, 720146, 823024, 925902, 1080219, 1234536, 1337414, 1440292, 1594609, 1851804, 2006121, 2160438, 2469072, 2674828, 2880584, 3189218, 3240657, 3703608, 4012242, 4320876, 4680949, 4783827, 5349656, 5761168, 6018363, 6378436, 6481314, 7407216, 8024484, 8641752, 9361898, 9567654, 10699312, 11162263, 12036726, 12756872, 12962628, 14042847, 14351481, 16048968, 17283504, 18723796, 19135308, 20729917, 22324526, 24073452, 25513744, 25925256, 28085694, 28702962, 32097936, 33486789, 37447592, 38270616, 41459834, 42128541, 44649052, 48146904, 51850512, 56171388, 57405924, 62189751, 66973578, 74895184, 76541232, 82919668, 84257082, 89298104, 96293808, 100460367, 112342776, 114811848, 124379502, 133947156, 145109419, 165839336, 168514164, 178596208, 186569253, 200920734, 224685552, 229623696, 248759004, 267894312, 290218838, 331678672, 337028328, 373138506, 401841468, 435328257, 497518008, 535788624, 580437676, 674056656, 746277012, 803682936, 870656514, 995036016, 1160875352, 1305984771, 1492554024, 1607365872, 1741313028, 2321750704, 2611969542, 2985108048, 3482626056, 5223939084, 6965252112, 10447878168, 20895756336]

約数ペア:

[(1, 20895756336), (2, 10447878168), (3, 6965252112), (4, 5223939084), (6, 3482626056), (7, 2985108048), (8, 2611969542), (9, 2321750704), (12, 1741313028), (13, 1607365872), (14, 1492554024), (16, 1305984771), (18, 1160875352), (21, 995036016), (24, 870656514), (26, 803682936), (28, 746277012), (31, 674056656), (36, 580437676), (39, 535788624), (42, 497518008), (48, 435328257), (52, 401841468), (56, 373138506), (62, 337028328), (63, 331678672), (72, 290218838), (78, 267894312), (84, 248759004), (91, 229623696), (93, 224685552), (104, 200920734), (112, 186569253), (117, 178596208), (124, 168514164), (126, 165839336), (144, 145109419), (156, 133947156), (168, 124379502), (182, 114811848), (186, 112342776), (208, 100460367), (217, 96293808), (234, 89298104), (248, 84257082), (252, 82919668), (273, 76541232), (279, 74895184), (312, 66973578), (336, 62189751), (364, 57405924), (372, 56171388), (403, 51850512), (434, 48146904), (468, 44649052), (496, 42128541), (504, 41459834), (546, 38270616), (558, 37447592), (624, 33486789), (651, 32097936), (728, 28702962), (744, 28085694), (806, 25925256), (819, 25513744), (868, 24073452), (936, 22324526), (1008, 20729917), (1092, 19135308), (1116, 18723796), (1209, 17283504), (1302, 16048968), (1456, 14351481), (1488, 14042847), (1612, 12962628), (1638, 12756872), (1736, 12036726), (1872, 11162263), (1953, 10699312), (2184, 9567654), (2232, 9361898), (2418, 8641752), (2604, 8024484), (2821, 7407216), (3224, 6481314), (3276, 6378436), (3472, 6018363), (3627, 5761168), (3906, 5349656), (4368, 4783827), (4464, 4680949), (4836, 4320876), (5208, 4012242), (5642, 3703608), (6448, 3240657), (6552, 3189218), (7254, 2880584), (7812, 2674828), (8463, 2469072), (9672, 2160438), (10416, 2006121), (11284, 1851804), (13104, 1594609), (14508, 1440292), (15624, 1337414), (16926, 1234536), (19344, 1080219), (22568, 925902), (25389, 823024), (29016, 720146), (31248, 668707), (33852, 617268), (45136, 462951), (50778, 411512), (51439, 406224), (58032, 360073), (67704, 308634), (101556, 205756), (102878, 203112), (135408, 154317)]