20448607872

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3187}}^1$

素因数の和:3260

約数の個数: 384

約数和(自身を含む): 71174522880

約数和(自身を除く): 50725915008

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 31, 32, 33, 42, 44, 48, 49, 56, 62, 64, 66, 77, 84, 88, 93, 96, 98, 112, 124, 128, 132, 147, 154, 168, 176, 186, 192, 196, 217, 224, 231, 248, 264, 294, 308, 336, 341, 352, 372, 384, 392, 434, 448, 462, 496, 528, 539, 588, 616, 651, 672, 682, 704, 744, 784, 868, 896, 924, 992, 1023, 1056, 1078, 1176, 1232, 1302, 1344, 1364, 1408, 1488, 1519, 1568, 1617, 1736, 1848, 1984, 2046, 2112, 2156, 2352, 2387, 2464, 2604, 2688, 2728, 2976, 3038, 3136, 3187, 3234, 3472, 3696, 3968, 4092, 4224, 4312, 4557, 4704, 4774, 4928, 5208, 5456, 5952, 6076, 6272, 6374, 6468, 6944, 7161, 7392, 8184, 8624, 9114, 9408, 9548, 9561, 9856, 10416, 10912, 11904, 12152, 12748, 12936, 13888, 14322, 14784, 16368, 16709, 17248, 18228, 18816, 19096, 19122, 20832, 21824, 22309, 24304, 25496, 25872, 27776, 28644, 29568, 32736, 33418, 34496, 35057, 36456, 38192, 38244, 41664, 43648, 44618, 48608, 50127, 50992, 51744, 57288, 65472, 66836, 66927, 68992, 70114, 72912, 76384, 76488, 83328, 89236, 97216, 98797, 100254, 101984, 103488, 105171, 114576, 130944, 133672, 133854, 140228, 145824, 152768, 152976, 156163, 178472, 194432, 197594, 200508, 203968, 206976, 210342, 229152, 245399, 267344, 267708, 280456, 291648, 296391, 305536, 305952, 312326, 356944, 395188, 401016, 407936, 420684, 458304, 468489, 490798, 534688, 535416, 560912, 583296, 592782, 611904, 624652, 691579, 713888, 736197, 790376, 802032, 841368, 916608, 936978, 981596, 1069376, 1070832, 1086767, 1121824, 1185564, 1223808, 1249304, 1383158, 1427776, 1472394, 1580752, 1604064, 1682736, 1717793, 1873956, 1963192, 2074737, 2138752, 2141664, 2173534, 2243648, 2371128, 2498608, 2766316, 2855552, 2944788, 3161504, 3208128, 3260301, 3365472, 3435586, 3747912, 3926384, 4149474, 4283328, 4347068, 4487296, 4742256, 4841053, 4997216, 5153379, 5532632, 5889576, 6323008, 6416256, 6520602, 6730944, 6871172, 7495824, 7607369, 7852768, 8298948, 8566656, 8694136, 9484512, 9682106, 9994432, 10306758, 11065264, 11779152, 12646016, 13041204, 13461888, 13742344, 14523159, 14991648, 15214738, 15705536, 16597896, 17388272, 18969024, 19364212, 19988864, 20613516, 22130528, 22822107, 23558304, 26082408, 27484688, 29046318, 29983296, 30429476, 31411072, 33195792, 34776544, 37938048, 38728424, 41227032, 44261056, 45644214, 47116608, 52164816, 53251583, 54969376, 58092636, 59966592, 60858952, 66391584, 69553088, 77456848, 82454064, 88522112, 91288428, 94233216, 104329632, 106503166, 109938752, 116185272, 121717904, 132783168, 139106176, 154913696, 159754749, 164908128, 182576856, 208659264, 213006332, 219877504, 232370544, 243435808, 265566336, 309827392, 319509498, 329816256, 365153712, 417318528, 426012664, 464741088, 486871616, 619654784, 639018996, 659632512, 730307424, 852025328, 929482176, 973743232, 1278037992, 1460614848, 1704050656, 1858964352, 2556075984, 2921229696, 3408101312, 5112151968, 6816202624, 10224303936, 20448607872]

約数ペア:

[(1, 20448607872), (2, 10224303936), (3, 6816202624), (4, 5112151968), (6, 3408101312), (7, 2921229696), (8, 2556075984), (11, 1858964352), (12, 1704050656), (14, 1460614848), (16, 1278037992), (21, 973743232), (22, 929482176), (24, 852025328), (28, 730307424), (31, 659632512), (32, 639018996), (33, 619654784), (42, 486871616), (44, 464741088), (48, 426012664), (49, 417318528), (56, 365153712), (62, 329816256), (64, 319509498), (66, 309827392), (77, 265566336), (84, 243435808), (88, 232370544), (93, 219877504), (96, 213006332), (98, 208659264), (112, 182576856), (124, 164908128), (128, 159754749), (132, 154913696), (147, 139106176), (154, 132783168), (168, 121717904), (176, 116185272), (186, 109938752), (192, 106503166), (196, 104329632), (217, 94233216), (224, 91288428), (231, 88522112), (248, 82454064), (264, 77456848), (294, 69553088), (308, 66391584), (336, 60858952), (341, 59966592), (352, 58092636), (372, 54969376), (384, 53251583), (392, 52164816), (434, 47116608), (448, 45644214), (462, 44261056), (496, 41227032), (528, 38728424), (539, 37938048), (588, 34776544), (616, 33195792), (651, 31411072), (672, 30429476), (682, 29983296), (704, 29046318), (744, 27484688), (784, 26082408), (868, 23558304), (896, 22822107), (924, 22130528), (992, 20613516), (1023, 19988864), (1056, 19364212), (1078, 18969024), (1176, 17388272), (1232, 16597896), (1302, 15705536), (1344, 15214738), (1364, 14991648), (1408, 14523159), (1488, 13742344), (1519, 13461888), (1568, 13041204), (1617, 12646016), (1736, 11779152), (1848, 11065264), (1984, 10306758), (2046, 9994432), (2112, 9682106), (2156, 9484512), (2352, 8694136), (2387, 8566656), (2464, 8298948), (2604, 7852768), (2688, 7607369), (2728, 7495824), (2976, 6871172), (3038, 6730944), (3136, 6520602), (3187, 6416256), (3234, 6323008), (3472, 5889576), (3696, 5532632), (3968, 5153379), (4092, 4997216), (4224, 4841053), (4312, 4742256), (4557, 4487296), (4704, 4347068), (4774, 4283328), (4928, 4149474), (5208, 3926384), (5456, 3747912), (5952, 3435586), (6076, 3365472), (6272, 3260301), (6374, 3208128), (6468, 3161504), (6944, 2944788), (7161, 2855552), (7392, 2766316), (8184, 2498608), (8624, 2371128), (9114, 2243648), (9408, 2173534), (9548, 2141664), (9561, 2138752), (9856, 2074737), (10416, 1963192), (10912, 1873956), (11904, 1717793), (12152, 1682736), (12748, 1604064), (12936, 1580752), (13888, 1472394), (14322, 1427776), (14784, 1383158), (16368, 1249304), (16709, 1223808), (17248, 1185564), (18228, 1121824), (18816, 1086767), (19096, 1070832), (19122, 1069376), (20832, 981596), (21824, 936978), (22309, 916608), (24304, 841368), (25496, 802032), (25872, 790376), (27776, 736197), (28644, 713888), (29568, 691579), (32736, 624652), (33418, 611904), (34496, 592782), (35057, 583296), (36456, 560912), (38192, 535416), (38244, 534688), (41664, 490798), (43648, 468489), (44618, 458304), (48608, 420684), (50127, 407936), (50992, 401016), (51744, 395188), (57288, 356944), (65472, 312326), (66836, 305952), (66927, 305536), (68992, 296391), (70114, 291648), (72912, 280456), (76384, 267708), (76488, 267344), (83328, 245399), (89236, 229152), (97216, 210342), (98797, 206976), (100254, 203968), (101984, 200508), (103488, 197594), (105171, 194432), (114576, 178472), (130944, 156163), (133672, 152976), (133854, 152768), (140228, 145824)]