258788992

素因数分解:

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

素因数の和:92

約数の個数: 192

約数和(自身を含む): 680935680

約数和(自身を除く): 422146688

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 49, 56, 62, 64, 77, 88, 98, 112, 121, 124, 128, 154, 176, 196, 217, 224, 242, 248, 308, 341, 352, 392, 434, 448, 484, 496, 539, 616, 682, 704, 784, 847, 868, 896, 968, 992, 1078, 1232, 1331, 1364, 1408, 1519, 1568, 1694, 1736, 1936, 1984, 2156, 2387, 2464, 2662, 2728, 3038, 3136, 3388, 3472, 3751, 3872, 3968, 4312, 4774, 4928, 5324, 5456, 5929, 6076, 6272, 6776, 6944, 7502, 7744, 8624, 9317, 9548, 9856, 10648, 10912, 11858, 12152, 13552, 13888, 15004, 15488, 16709, 17248, 18634, 19096, 21296, 21824, 23716, 24304, 26257, 27104, 27776, 30008, 33418, 34496, 37268, 38192, 41261, 42592, 43648, 47432, 48608, 52514, 54208, 60016, 65219, 66836, 68992, 74536, 76384, 82522, 85184, 94864, 97216, 105028, 108416, 120032, 130438, 133672, 149072, 152768, 165044, 170368, 183799, 189728, 194432, 210056, 240064, 260876, 267344, 288827, 298144, 305536, 330088, 367598, 379456, 420112, 480128, 521752, 534688, 577654, 596288, 660176, 735196, 758912, 840224, 1043504, 1069376, 1155308, 1192576, 1320352, 1470392, 1680448, 2021789, 2087008, 2138752, 2310616, 2640704, 2940784, 3360896, 4043578, 4174016, 4621232, 5281408, 5881568, 8087156, 8348032, 9242464, 11763136, 16174312, 18484928, 23526272, 32348624, 36969856, 64697248, 129394496, 258788992]

約数ペア:

[(1, 258788992), (2, 129394496), (4, 64697248), (7, 36969856), (8, 32348624), (11, 23526272), (14, 18484928), (16, 16174312), (22, 11763136), (28, 9242464), (31, 8348032), (32, 8087156), (44, 5881568), (49, 5281408), (56, 4621232), (62, 4174016), (64, 4043578), (77, 3360896), (88, 2940784), (98, 2640704), (112, 2310616), (121, 2138752), (124, 2087008), (128, 2021789), (154, 1680448), (176, 1470392), (196, 1320352), (217, 1192576), (224, 1155308), (242, 1069376), (248, 1043504), (308, 840224), (341, 758912), (352, 735196), (392, 660176), (434, 596288), (448, 577654), (484, 534688), (496, 521752), (539, 480128), (616, 420112), (682, 379456), (704, 367598), (784, 330088), (847, 305536), (868, 298144), (896, 288827), (968, 267344), (992, 260876), (1078, 240064), (1232, 210056), (1331, 194432), (1364, 189728), (1408, 183799), (1519, 170368), (1568, 165044), (1694, 152768), (1736, 149072), (1936, 133672), (1984, 130438), (2156, 120032), (2387, 108416), (2464, 105028), (2662, 97216), (2728, 94864), (3038, 85184), (3136, 82522), (3388, 76384), (3472, 74536), (3751, 68992), (3872, 66836), (3968, 65219), (4312, 60016), (4774, 54208), (4928, 52514), (5324, 48608), (5456, 47432), (5929, 43648), (6076, 42592), (6272, 41261), (6776, 38192), (6944, 37268), (7502, 34496), (7744, 33418), (8624, 30008), (9317, 27776), (9548, 27104), (9856, 26257), (10648, 24304), (10912, 23716), (11858, 21824), (12152, 21296), (13552, 19096), (13888, 18634), (15004, 17248), (15488, 16709)]