20691823488

素因数分解:

$2^7\times 3^1\times 7^3\times {\mathrm{127}}^1\times {\mathrm{1237}}^1$

素因数の和:1402

約数の個数: 256

約数和(自身を含む): 64653312000

約数和(自身を除く): 43961488512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 127, 128, 147, 168, 192, 196, 224, 254, 294, 336, 343, 381, 384, 392, 448, 508, 588, 672, 686, 762, 784, 889, 896, 1016, 1029, 1176, 1237, 1344, 1372, 1524, 1568, 1778, 2032, 2058, 2352, 2474, 2667, 2688, 2744, 3048, 3136, 3556, 3711, 4064, 4116, 4704, 4948, 5334, 5488, 6096, 6223, 6272, 7112, 7422, 8128, 8232, 8659, 9408, 9896, 10668, 10976, 12192, 12446, 14224, 14844, 16256, 16464, 17318, 18669, 18816, 19792, 21336, 21952, 24384, 24892, 25977, 28448, 29688, 32928, 34636, 37338, 39584, 42672, 43561, 43904, 48768, 49784, 51954, 56896, 59376, 60613, 65856, 69272, 74676, 79168, 85344, 87122, 99568, 103908, 113792, 118752, 121226, 130683, 131712, 138544, 149352, 157099, 158336, 170688, 174244, 181839, 199136, 207816, 237504, 242452, 261366, 277088, 298704, 314198, 341376, 348488, 363678, 398272, 415632, 424291, 471297, 475008, 484904, 522732, 554176, 597408, 628396, 696976, 727356, 796544, 831264, 848582, 942594, 969808, 1045464, 1099693, 1108352, 1194816, 1256792, 1272873, 1393952, 1454712, 1662528, 1697164, 1885188, 1939616, 2090928, 2199386, 2389632, 2513584, 2545746, 2787904, 2909424, 3299079, 3325056, 3394328, 3770376, 3879232, 4181856, 4398772, 5027168, 5091492, 5575808, 5818848, 6598158, 6788656, 7540752, 7697851, 7758464, 8363712, 8797544, 10054336, 10182984, 11637696, 13196316, 13577312, 15081504, 15395702, 16727424, 17595088, 20108672, 20365968, 23093553, 23275392, 26392632, 27154624, 30163008, 30791404, 35190176, 40731936, 46187106, 52785264, 53884957, 54309248, 60326016, 61582808, 70380352, 81463872, 92374212, 105570528, 107769914, 123165616, 140760704, 161654871, 162927744, 184748424, 211141056, 215539828, 246331232, 323309742, 369496848, 422282112, 431079656, 492662464, 646619484, 738993696, 862159312, 985324928, 1293238968, 1477987392, 1724318624, 2586477936, 2955974784, 3448637248, 5172955872, 6897274496, 10345911744, 20691823488]

約数ペア:

[(1, 20691823488), (2, 10345911744), (3, 6897274496), (4, 5172955872), (6, 3448637248), (7, 2955974784), (8, 2586477936), (12, 1724318624), (14, 1477987392), (16, 1293238968), (21, 985324928), (24, 862159312), (28, 738993696), (32, 646619484), (42, 492662464), (48, 431079656), (49, 422282112), (56, 369496848), (64, 323309742), (84, 246331232), (96, 215539828), (98, 211141056), (112, 184748424), (127, 162927744), (128, 161654871), (147, 140760704), (168, 123165616), (192, 107769914), (196, 105570528), (224, 92374212), (254, 81463872), (294, 70380352), (336, 61582808), (343, 60326016), (381, 54309248), (384, 53884957), (392, 52785264), (448, 46187106), (508, 40731936), (588, 35190176), (672, 30791404), (686, 30163008), (762, 27154624), (784, 26392632), (889, 23275392), (896, 23093553), (1016, 20365968), (1029, 20108672), (1176, 17595088), (1237, 16727424), (1344, 15395702), (1372, 15081504), (1524, 13577312), (1568, 13196316), (1778, 11637696), (2032, 10182984), (2058, 10054336), (2352, 8797544), (2474, 8363712), (2667, 7758464), (2688, 7697851), (2744, 7540752), (3048, 6788656), (3136, 6598158), (3556, 5818848), (3711, 5575808), (4064, 5091492), (4116, 5027168), (4704, 4398772), (4948, 4181856), (5334, 3879232), (5488, 3770376), (6096, 3394328), (6223, 3325056), (6272, 3299079), (7112, 2909424), (7422, 2787904), (8128, 2545746), (8232, 2513584), (8659, 2389632), (9408, 2199386), (9896, 2090928), (10668, 1939616), (10976, 1885188), (12192, 1697164), (12446, 1662528), (14224, 1454712), (14844, 1393952), (16256, 1272873), (16464, 1256792), (17318, 1194816), (18669, 1108352), (18816, 1099693), (19792, 1045464), (21336, 969808), (21952, 942594), (24384, 848582), (24892, 831264), (25977, 796544), (28448, 727356), (29688, 696976), (32928, 628396), (34636, 597408), (37338, 554176), (39584, 522732), (42672, 484904), (43561, 475008), (43904, 471297), (48768, 424291), (49784, 415632), (51954, 398272), (56896, 363678), (59376, 348488), (60613, 341376), (65856, 314198), (69272, 298704), (74676, 277088), (79168, 261366), (85344, 242452), (87122, 237504), (99568, 207816), (103908, 199136), (113792, 181839), (118752, 174244), (121226, 170688), (130683, 158336), (131712, 157099), (138544, 149352)]