1818459776

素因数分解:

$2^7\times 7^4\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 160

約数和(自身を含む): 4339813380

約数和(自身を除く): 2521353604

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 64, 97, 98, 112, 122, 128, 194, 196, 224, 244, 343, 388, 392, 427, 448, 488, 679, 686, 776, 784, 854, 896, 976, 1358, 1372, 1552, 1568, 1708, 1952, 2401, 2716, 2744, 2989, 3104, 3136, 3416, 3904, 4753, 4802, 5432, 5488, 5917, 5978, 6208, 6272, 6832, 7808, 9506, 9604, 10864, 10976, 11834, 11956, 12416, 13664, 19012, 19208, 20923, 21728, 21952, 23668, 23912, 27328, 33271, 38024, 38416, 41419, 41846, 43456, 43904, 47336, 47824, 54656, 66542, 76048, 76832, 82838, 83692, 86912, 94672, 95648, 133084, 146461, 152096, 153664, 165676, 167384, 189344, 191296, 232897, 266168, 289933, 292922, 304192, 307328, 331352, 334768, 378688, 382592, 465794, 532336, 579866, 585844, 608384, 662704, 669536, 757376, 931588, 1064672, 1159732, 1171688, 1325408, 1339072, 1863176, 2029531, 2129344, 2319464, 2343376, 2650816, 2678144, 3726352, 4059062, 4258688, 4638928, 4686752, 5301632, 7452704, 8118124, 9277856, 9373504, 14206717, 14905408, 16236248, 18555712, 18747008, 28413434, 29810816, 32472496, 37111424, 56826868, 64944992, 113653736, 129889984, 227307472, 259779968, 454614944, 909229888, 1818459776]

約数ペア:

[(1, 1818459776), (2, 909229888), (4, 454614944), (7, 259779968), (8, 227307472), (14, 129889984), (16, 113653736), (28, 64944992), (32, 56826868), (49, 37111424), (56, 32472496), (61, 29810816), (64, 28413434), (97, 18747008), (98, 18555712), (112, 16236248), (122, 14905408), (128, 14206717), (194, 9373504), (196, 9277856), (224, 8118124), (244, 7452704), (343, 5301632), (388, 4686752), (392, 4638928), (427, 4258688), (448, 4059062), (488, 3726352), (679, 2678144), (686, 2650816), (776, 2343376), (784, 2319464), (854, 2129344), (896, 2029531), (976, 1863176), (1358, 1339072), (1372, 1325408), (1552, 1171688), (1568, 1159732), (1708, 1064672), (1952, 931588), (2401, 757376), (2716, 669536), (2744, 662704), (2989, 608384), (3104, 585844), (3136, 579866), (3416, 532336), (3904, 465794), (4753, 382592), (4802, 378688), (5432, 334768), (5488, 331352), (5917, 307328), (5978, 304192), (6208, 292922), (6272, 289933), (6832, 266168), (7808, 232897), (9506, 191296), (9604, 189344), (10864, 167384), (10976, 165676), (11834, 153664), (11956, 152096), (12416, 146461), (13664, 133084), (19012, 95648), (19208, 94672), (20923, 86912), (21728, 83692), (21952, 82838), (23668, 76832), (23912, 76048), (27328, 66542), (33271, 54656), (38024, 47824), (38416, 47336), (41419, 43904), (41846, 43456)]