20311151616

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{877}}^1$

素因数の和:1269

約数の個数: 264

約数和(自身を含む): 67289639040

約数和(自身を除く): 46978487424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 359, 384, 448, 504, 512, 576, 672, 718, 768, 877, 896, 1008, 1024, 1077, 1152, 1344, 1436, 1536, 1754, 1792, 2016, 2154, 2304, 2513, 2631, 2688, 2872, 3072, 3231, 3508, 3584, 4032, 4308, 4608, 5026, 5262, 5376, 5744, 6139, 6462, 7016, 7168, 7539, 7893, 8064, 8616, 9216, 10052, 10524, 10752, 11488, 12278, 12924, 14032, 15078, 15786, 16128, 17232, 18417, 20104, 21048, 21504, 22617, 22976, 24556, 25848, 28064, 30156, 31572, 32256, 34464, 36834, 40208, 42096, 45234, 45952, 49112, 51696, 55251, 56128, 60312, 63144, 64512, 68928, 73668, 80416, 84192, 90468, 91904, 98224, 103392, 110502, 112256, 120624, 126288, 137856, 147336, 160832, 168384, 180936, 183808, 196448, 206784, 221004, 224512, 241248, 252576, 275712, 294672, 314843, 321664, 336768, 361872, 367616, 392896, 413568, 442008, 449024, 482496, 505152, 551424, 589344, 629686, 643328, 673536, 723744, 785792, 827136, 884016, 898048, 944529, 964992, 1010304, 1102848, 1178688, 1259372, 1286656, 1347072, 1447488, 1571584, 1654272, 1768032, 1889058, 1929984, 2020608, 2203901, 2357376, 2518744, 2573312, 2694144, 2833587, 2894976, 3143168, 3308544, 3536064, 3778116, 3859968, 4041216, 4407802, 4714752, 5037488, 5667174, 5789952, 6286336, 6611703, 7072128, 7556232, 7719936, 8082432, 8815604, 9429504, 10074976, 11334348, 11579904, 13223406, 14144256, 15112464, 17631208, 18859008, 19835109, 20149952, 22668696, 23159808, 26446812, 28288512, 30224928, 35262416, 39670218, 40299904, 45337392, 52893624, 56577024, 60449856, 70524832, 79340436, 80599808, 90674784, 105787248, 120899712, 141049664, 158680872, 161199616, 181349568, 211574496, 241799424, 282099328, 317361744, 322399232, 362699136, 423148992, 483598848, 564198656, 634723488, 725398272, 846297984, 967197696, 1128397312, 1269446976, 1450796544, 1692595968, 2256794624, 2538893952, 2901593088, 3385191936, 5077787904, 6770383872, 10155575808, 20311151616]

約数ペア:

[(1, 20311151616), (2, 10155575808), (3, 6770383872), (4, 5077787904), (6, 3385191936), (7, 2901593088), (8, 2538893952), (9, 2256794624), (12, 1692595968), (14, 1450796544), (16, 1269446976), (18, 1128397312), (21, 967197696), (24, 846297984), (28, 725398272), (32, 634723488), (36, 564198656), (42, 483598848), (48, 423148992), (56, 362699136), (63, 322399232), (64, 317361744), (72, 282099328), (84, 241799424), (96, 211574496), (112, 181349568), (126, 161199616), (128, 158680872), (144, 141049664), (168, 120899712), (192, 105787248), (224, 90674784), (252, 80599808), (256, 79340436), (288, 70524832), (336, 60449856), (359, 56577024), (384, 52893624), (448, 45337392), (504, 40299904), (512, 39670218), (576, 35262416), (672, 30224928), (718, 28288512), (768, 26446812), (877, 23159808), (896, 22668696), (1008, 20149952), (1024, 19835109), (1077, 18859008), (1152, 17631208), (1344, 15112464), (1436, 14144256), (1536, 13223406), (1754, 11579904), (1792, 11334348), (2016, 10074976), (2154, 9429504), (2304, 8815604), (2513, 8082432), (2631, 7719936), (2688, 7556232), (2872, 7072128), (3072, 6611703), (3231, 6286336), (3508, 5789952), (3584, 5667174), (4032, 5037488), (4308, 4714752), (4608, 4407802), (5026, 4041216), (5262, 3859968), (5376, 3778116), (5744, 3536064), (6139, 3308544), (6462, 3143168), (7016, 2894976), (7168, 2833587), (7539, 2694144), (7893, 2573312), (8064, 2518744), (8616, 2357376), (9216, 2203901), (10052, 2020608), (10524, 1929984), (10752, 1889058), (11488, 1768032), (12278, 1654272), (12924, 1571584), (14032, 1447488), (15078, 1347072), (15786, 1286656), (16128, 1259372), (17232, 1178688), (18417, 1102848), (20104, 1010304), (21048, 964992), (21504, 944529), (22617, 898048), (22976, 884016), (24556, 827136), (25848, 785792), (28064, 723744), (30156, 673536), (31572, 643328), (32256, 629686), (34464, 589344), (36834, 551424), (40208, 505152), (42096, 482496), (45234, 449024), (45952, 442008), (49112, 413568), (51696, 392896), (55251, 367616), (56128, 361872), (60312, 336768), (63144, 321664), (64512, 314843), (68928, 294672), (73668, 275712), (80416, 252576), (84192, 241248), (90468, 224512), (91904, 221004), (98224, 206784), (103392, 196448), (110502, 183808), (112256, 180936), (120624, 168384), (126288, 160832), (137856, 147336)]