20780480448

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{132151}}^1$

素因数の和:132192

約数の個数: 224

約数和(自身を含む): 75189201920

約数和(自身を除く): 54408721472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 64, 72, 78, 84, 91, 96, 104, 108, 112, 117, 126, 144, 156, 168, 182, 189, 192, 208, 216, 224, 234, 252, 273, 288, 312, 336, 351, 364, 378, 416, 432, 448, 468, 504, 546, 576, 624, 672, 702, 728, 756, 819, 832, 864, 936, 1008, 1092, 1248, 1344, 1404, 1456, 1512, 1638, 1728, 1872, 2016, 2184, 2457, 2496, 2808, 2912, 3024, 3276, 3744, 4032, 4368, 4914, 5616, 5824, 6048, 6552, 7488, 8736, 9828, 11232, 12096, 13104, 17472, 19656, 22464, 26208, 39312, 52416, 78624, 132151, 157248, 264302, 396453, 528604, 792906, 925057, 1057208, 1189359, 1585812, 1717963, 1850114, 2114416, 2378718, 2775171, 3171624, 3435926, 3568077, 3700228, 4228832, 4757436, 5153889, 5550342, 6343248, 6871852, 7136154, 7400456, 8325513, 8457664, 9514872, 10307778, 11100684, 12025741, 12686496, 13743704, 14272308, 14800912, 15461667, 16651026, 19029744, 20615556, 22201368, 24051482, 24976539, 25372992, 27487408, 28544616, 29601824, 30923334, 33302052, 36077223, 38059488, 41231112, 44402736, 46385001, 48102964, 49953078, 54974816, 57089232, 59203648, 61846668, 66604104, 72154446, 76118976, 82462224, 88805472, 92770002, 96205928, 99906156, 108231669, 109949632, 114178464, 123693336, 133208208, 144308892, 164924448, 177610944, 185540004, 192411856, 199812312, 216463338, 228356928, 247386672, 266416416, 288617784, 324695007, 329848896, 371080008, 384823712, 399624624, 432926676, 494773344, 532832832, 577235568, 649390014, 742160016, 769647424, 799249248, 865853352, 989546688, 1154471136, 1298780028, 1484320032, 1598498496, 1731706704, 2308942272, 2597560056, 2968640064, 3463413408, 5195120112, 6926826816, 10390240224, 20780480448]

約数ペア:

[(1, 20780480448), (2, 10390240224), (3, 6926826816), (4, 5195120112), (6, 3463413408), (7, 2968640064), (8, 2597560056), (9, 2308942272), (12, 1731706704), (13, 1598498496), (14, 1484320032), (16, 1298780028), (18, 1154471136), (21, 989546688), (24, 865853352), (26, 799249248), (27, 769647424), (28, 742160016), (32, 649390014), (36, 577235568), (39, 532832832), (42, 494773344), (48, 432926676), (52, 399624624), (54, 384823712), (56, 371080008), (63, 329848896), (64, 324695007), (72, 288617784), (78, 266416416), (84, 247386672), (91, 228356928), (96, 216463338), (104, 199812312), (108, 192411856), (112, 185540004), (117, 177610944), (126, 164924448), (144, 144308892), (156, 133208208), (168, 123693336), (182, 114178464), (189, 109949632), (192, 108231669), (208, 99906156), (216, 96205928), (224, 92770002), (234, 88805472), (252, 82462224), (273, 76118976), (288, 72154446), (312, 66604104), (336, 61846668), (351, 59203648), (364, 57089232), (378, 54974816), (416, 49953078), (432, 48102964), (448, 46385001), (468, 44402736), (504, 41231112), (546, 38059488), (576, 36077223), (624, 33302052), (672, 30923334), (702, 29601824), (728, 28544616), (756, 27487408), (819, 25372992), (832, 24976539), (864, 24051482), (936, 22201368), (1008, 20615556), (1092, 19029744), (1248, 16651026), (1344, 15461667), (1404, 14800912), (1456, 14272308), (1512, 13743704), (1638, 12686496), (1728, 12025741), (1872, 11100684), (2016, 10307778), (2184, 9514872), (2457, 8457664), (2496, 8325513), (2808, 7400456), (2912, 7136154), (3024, 6871852), (3276, 6343248), (3744, 5550342), (4032, 5153889), (4368, 4757436), (4914, 4228832), (5616, 3700228), (5824, 3568077), (6048, 3435926), (6552, 3171624), (7488, 2775171), (8736, 2378718), (9828, 2114416), (11232, 1850114), (12096, 1717963), (13104, 1585812), (17472, 1189359), (19656, 1057208), (22464, 925057), (26208, 792906), (39312, 528604), (52416, 396453), (78624, 264302), (132151, 157248)]