20487469968

素因数分解:

$2^4\times 3^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{3469}}^1$

素因数の和:3537

約数の個数: 360

約数和(自身を含む): 71419595520

約数和(自身を除く): 50932125552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 36, 42, 48, 49, 54, 56, 62, 63, 72, 81, 84, 93, 98, 108, 112, 124, 126, 144, 147, 162, 168, 186, 189, 196, 216, 217, 243, 248, 252, 279, 294, 324, 336, 372, 378, 392, 432, 434, 441, 486, 496, 504, 558, 567, 588, 648, 651, 744, 756, 784, 837, 868, 882, 972, 1008, 1116, 1134, 1176, 1296, 1302, 1323, 1488, 1512, 1519, 1674, 1701, 1736, 1764, 1944, 1953, 2232, 2268, 2352, 2511, 2604, 2646, 3024, 3038, 3348, 3402, 3469, 3472, 3528, 3888, 3906, 3969, 4464, 4536, 4557, 5022, 5208, 5292, 5859, 6076, 6696, 6804, 6938, 7056, 7533, 7812, 7938, 9072, 9114, 10044, 10407, 10416, 10584, 11718, 11907, 12152, 13392, 13608, 13671, 13876, 15066, 15624, 15876, 17577, 18228, 20088, 20814, 21168, 23436, 23814, 24283, 24304, 27216, 27342, 27752, 30132, 31221, 31248, 31752, 35154, 36456, 40176, 41013, 41628, 46872, 47628, 48566, 52731, 54684, 55504, 60264, 62442, 63504, 70308, 72849, 72912, 82026, 83256, 93663, 93744, 95256, 97132, 105462, 107539, 109368, 120528, 123039, 124884, 140616, 145698, 164052, 166512, 169981, 187326, 190512, 194264, 210924, 215078, 218547, 218736, 246078, 249768, 280989, 281232, 291396, 322617, 328104, 339962, 369117, 374652, 388528, 421848, 430156, 437094, 492156, 499536, 509943, 561978, 582792, 645234, 655641, 656208, 679924, 738234, 749304, 752773, 842967, 843696, 860312, 874188, 967851, 984312, 1019886, 1123956, 1165584, 1290468, 1311282, 1359848, 1476468, 1498608, 1505546, 1529829, 1685934, 1720624, 1748376, 1935702, 1966923, 1968624, 2039772, 2247912, 2258319, 2580936, 2622564, 2719696, 2903553, 2952936, 3011092, 3059658, 3371868, 3496752, 3871404, 3933846, 4079544, 4495824, 4516638, 4589487, 5161872, 5245128, 5269411, 5807106, 5900769, 5905872, 6022184, 6119316, 6743736, 6774957, 7742808, 7867692, 8159088, 8710659, 9033276, 9178974, 10490256, 10538822, 11614212, 11801538, 12044368, 12238632, 13487472, 13549914, 13768461, 15485616, 15735384, 15808233, 17421318, 18066552, 18357948, 20324871, 21077644, 23228424, 23603076, 24477264, 26131977, 27099828, 27536922, 31470768, 31616466, 34842636, 36133104, 36715896, 40649742, 41305383, 42155288, 46456848, 47206152, 47424699, 52263954, 54199656, 55073844, 60974613, 63232932, 69685272, 73431792, 81299484, 82610766, 84310576, 94412304, 94849398, 104527908, 108399312, 110147688, 121949226, 126465864, 139370544, 142274097, 162598968, 165221532, 182923839, 189698796, 209055816, 220295376, 243898452, 252931728, 284548194, 325197936, 330443064, 365847678, 379397592, 418111632, 426822291, 487796904, 569096388, 660886128, 731695356, 758795184, 853644582, 975593808, 1138192776, 1280466873, 1463390712, 1707289164, 2276385552, 2560933746, 2926781424, 3414578328, 5121867492, 6829156656, 10243734984, 20487469968]

約数ペア:

[(1, 20487469968), (2, 10243734984), (3, 6829156656), (4, 5121867492), (6, 3414578328), (7, 2926781424), (8, 2560933746), (9, 2276385552), (12, 1707289164), (14, 1463390712), (16, 1280466873), (18, 1138192776), (21, 975593808), (24, 853644582), (27, 758795184), (28, 731695356), (31, 660886128), (36, 569096388), (42, 487796904), (48, 426822291), (49, 418111632), (54, 379397592), (56, 365847678), (62, 330443064), (63, 325197936), (72, 284548194), (81, 252931728), (84, 243898452), (93, 220295376), (98, 209055816), (108, 189698796), (112, 182923839), (124, 165221532), (126, 162598968), (144, 142274097), (147, 139370544), (162, 126465864), (168, 121949226), (186, 110147688), (189, 108399312), (196, 104527908), (216, 94849398), (217, 94412304), (243, 84310576), (248, 82610766), (252, 81299484), (279, 73431792), (294, 69685272), (324, 63232932), (336, 60974613), (372, 55073844), (378, 54199656), (392, 52263954), (432, 47424699), (434, 47206152), (441, 46456848), (486, 42155288), (496, 41305383), (504, 40649742), (558, 36715896), (567, 36133104), (588, 34842636), (648, 31616466), (651, 31470768), (744, 27536922), (756, 27099828), (784, 26131977), (837, 24477264), (868, 23603076), (882, 23228424), (972, 21077644), (1008, 20324871), (1116, 18357948), (1134, 18066552), (1176, 17421318), (1296, 15808233), (1302, 15735384), (1323, 15485616), (1488, 13768461), (1512, 13549914), (1519, 13487472), (1674, 12238632), (1701, 12044368), (1736, 11801538), (1764, 11614212), (1944, 10538822), (1953, 10490256), (2232, 9178974), (2268, 9033276), (2352, 8710659), (2511, 8159088), (2604, 7867692), (2646, 7742808), (3024, 6774957), (3038, 6743736), (3348, 6119316), (3402, 6022184), (3469, 5905872), (3472, 5900769), (3528, 5807106), (3888, 5269411), (3906, 5245128), (3969, 5161872), (4464, 4589487), (4536, 4516638), (4557, 4495824), (5022, 4079544), (5208, 3933846), (5292, 3871404), (5859, 3496752), (6076, 3371868), (6696, 3059658), (6804, 3011092), (6938, 2952936), (7056, 2903553), (7533, 2719696), (7812, 2622564), (7938, 2580936), (9072, 2258319), (9114, 2247912), (10044, 2039772), (10407, 1968624), (10416, 1966923), (10584, 1935702), (11718, 1748376), (11907, 1720624), (12152, 1685934), (13392, 1529829), (13608, 1505546), (13671, 1498608), (13876, 1476468), (15066, 1359848), (15624, 1311282), (15876, 1290468), (17577, 1165584), (18228, 1123956), (20088, 1019886), (20814, 984312), (21168, 967851), (23436, 874188), (23814, 860312), (24283, 843696), (24304, 842967), (27216, 752773), (27342, 749304), (27752, 738234), (30132, 679924), (31221, 656208), (31248, 655641), (31752, 645234), (35154, 582792), (36456, 561978), (40176, 509943), (41013, 499536), (41628, 492156), (46872, 437094), (47628, 430156), (48566, 421848), (52731, 388528), (54684, 374652), (55504, 369117), (60264, 339962), (62442, 328104), (63504, 322617), (70308, 291396), (72849, 281232), (72912, 280989), (82026, 249768), (83256, 246078), (93663, 218736), (93744, 218547), (95256, 215078), (97132, 210924), (105462, 194264), (107539, 190512), (109368, 187326), (120528, 169981), (123039, 166512), (124884, 164052), (140616, 145698)]