20921103504

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:507

約数の個数: 360

約数和(自身を含む): 69695851680

約数和(自身を除く): 48774748176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 83, 84, 98, 112, 126, 139, 144, 147, 166, 168, 196, 249, 252, 257, 278, 294, 332, 336, 392, 417, 441, 498, 504, 514, 556, 581, 588, 664, 747, 771, 784, 834, 882, 973, 996, 1008, 1028, 1112, 1162, 1176, 1251, 1328, 1494, 1542, 1668, 1743, 1764, 1799, 1946, 1992, 2056, 2224, 2313, 2324, 2352, 2502, 2919, 2988, 3084, 3336, 3486, 3528, 3598, 3892, 3984, 4067, 4112, 4626, 4648, 5004, 5229, 5397, 5838, 5976, 6168, 6672, 6811, 6972, 7056, 7196, 7784, 8134, 8757, 9252, 9296, 10008, 10458, 10794, 11537, 11676, 11952, 12201, 12336, 12593, 13622, 13944, 14392, 15568, 16191, 16268, 17514, 18504, 20016, 20433, 20916, 21331, 21588, 23074, 23352, 24402, 25186, 27244, 27888, 28784, 32382, 32536, 34611, 35028, 35723, 36603, 37008, 37779, 40866, 41832, 42662, 43176, 46148, 46704, 48804, 50372, 54488, 61299, 63993, 64764, 65072, 69222, 70056, 71446, 73206, 75558, 80759, 81732, 83664, 85324, 86352, 92296, 97608, 100744, 103833, 107169, 108976, 113337, 122598, 127986, 129528, 138444, 140112, 142892, 146412, 149317, 151116, 161518, 163464, 170648, 184592, 191979, 195216, 201488, 207666, 214338, 226674, 242277, 245196, 250061, 255972, 259056, 276888, 285784, 292824, 298634, 302232, 321507, 323036, 326928, 341296, 383958, 415332, 428676, 447951, 453348, 484554, 490392, 500122, 511944, 553776, 565313, 571568, 585648, 597268, 604464, 643014, 646072, 726831, 750183, 767916, 830664, 857352, 895902, 906696, 969108, 980784, 1000244, 1023888, 1045219, 1130626, 1194536, 1286028, 1292144, 1343853, 1453662, 1500366, 1535832, 1661328, 1695939, 1714704, 1750427, 1791804, 1813392, 1938216, 2000488, 2090438, 2250549, 2261252, 2389072, 2572056, 2687706, 2907324, 2965009, 3000732, 3071664, 3135657, 3391878, 3500854, 3583608, 3876432, 4000976, 4180876, 4501098, 4522504, 5087817, 5144112, 5251281, 5375412, 5814648, 5930018, 6001464, 6271314, 6783756, 7001708, 7167216, 8361752, 8895027, 9002196, 9045008, 9406971, 10175634, 10502562, 10750824, 11629296, 11860036, 12002928, 12542628, 13567512, 14003416, 15753843, 16723504, 17790054, 18004392, 18813942, 20351268, 20755063, 21005124, 21501648, 23720072, 25085256, 26685081, 27135024, 28006832, 31507686, 35580108, 36008784, 37627884, 40702536, 41510126, 42010248, 47440144, 50170512, 53370162, 62265189, 63015372, 71160216, 75255768, 81405072, 83020252, 84020496, 106740324, 124530378, 126030744, 142320432, 145285441, 150511536, 166040504, 186795567, 213480648, 249060756, 252061488, 290570882, 332081008, 373591134, 426961296, 435856323, 498121512, 581141764, 747182268, 871712646, 996243024, 1162283528, 1307568969, 1494364536, 1743425292, 2324567056, 2615137938, 2988729072, 3486850584, 5230275876, 6973701168, 10460551752, 20921103504]

約数ペア:

[(1, 20921103504), (2, 10460551752), (3, 6973701168), (4, 5230275876), (6, 3486850584), (7, 2988729072), (8, 2615137938), (9, 2324567056), (12, 1743425292), (14, 1494364536), (16, 1307568969), (18, 1162283528), (21, 996243024), (24, 871712646), (28, 747182268), (36, 581141764), (42, 498121512), (48, 435856323), (49, 426961296), (56, 373591134), (63, 332081008), (72, 290570882), (83, 252061488), (84, 249060756), (98, 213480648), (112, 186795567), (126, 166040504), (139, 150511536), (144, 145285441), (147, 142320432), (166, 126030744), (168, 124530378), (196, 106740324), (249, 84020496), (252, 83020252), (257, 81405072), (278, 75255768), (294, 71160216), (332, 63015372), (336, 62265189), (392, 53370162), (417, 50170512), (441, 47440144), (498, 42010248), (504, 41510126), (514, 40702536), (556, 37627884), (581, 36008784), (588, 35580108), (664, 31507686), (747, 28006832), (771, 27135024), (784, 26685081), (834, 25085256), (882, 23720072), (973, 21501648), (996, 21005124), (1008, 20755063), (1028, 20351268), (1112, 18813942), (1162, 18004392), (1176, 17790054), (1251, 16723504), (1328, 15753843), (1494, 14003416), (1542, 13567512), (1668, 12542628), (1743, 12002928), (1764, 11860036), (1799, 11629296), (1946, 10750824), (1992, 10502562), (2056, 10175634), (2224, 9406971), (2313, 9045008), (2324, 9002196), (2352, 8895027), (2502, 8361752), (2919, 7167216), (2988, 7001708), (3084, 6783756), (3336, 6271314), (3486, 6001464), (3528, 5930018), (3598, 5814648), (3892, 5375412), (3984, 5251281), (4067, 5144112), (4112, 5087817), (4626, 4522504), (4648, 4501098), (5004, 4180876), (5229, 4000976), (5397, 3876432), (5838, 3583608), (5976, 3500854), (6168, 3391878), (6672, 3135657), (6811, 3071664), (6972, 3000732), (7056, 2965009), (7196, 2907324), (7784, 2687706), (8134, 2572056), (8757, 2389072), (9252, 2261252), (9296, 2250549), (10008, 2090438), (10458, 2000488), (10794, 1938216), (11537, 1813392), (11676, 1791804), (11952, 1750427), (12201, 1714704), (12336, 1695939), (12593, 1661328), (13622, 1535832), (13944, 1500366), (14392, 1453662), (15568, 1343853), (16191, 1292144), (16268, 1286028), (17514, 1194536), (18504, 1130626), (20016, 1045219), (20433, 1023888), (20916, 1000244), (21331, 980784), (21588, 969108), (23074, 906696), (23352, 895902), (24402, 857352), (25186, 830664), (27244, 767916), (27888, 750183), (28784, 726831), (32382, 646072), (32536, 643014), (34611, 604464), (35028, 597268), (35723, 585648), (36603, 571568), (37008, 565313), (37779, 553776), (40866, 511944), (41832, 500122), (42662, 490392), (43176, 484554), (46148, 453348), (46704, 447951), (48804, 428676), (50372, 415332), (54488, 383958), (61299, 341296), (63993, 326928), (64764, 323036), (65072, 321507), (69222, 302232), (70056, 298634), (71446, 292824), (73206, 285784), (75558, 276888), (80759, 259056), (81732, 255972), (83664, 250061), (85324, 245196), (86352, 242277), (92296, 226674), (97608, 214338), (100744, 207666), (103833, 201488), (107169, 195216), (108976, 191979), (113337, 184592), (122598, 170648), (127986, 163464), (129528, 161518), (138444, 151116), (140112, 149317), (142892, 146412)]