18103613440

素因数分解:

$2^{11}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:837

約数の個数: 288

約数和(自身を含む): 50324274000

約数和(自身を除く): 32220660560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 121, 128, 152, 160, 176, 190, 209, 220, 242, 256, 304, 320, 352, 380, 418, 440, 484, 512, 605, 608, 640, 704, 760, 769, 836, 880, 968, 1024, 1045, 1210, 1216, 1280, 1408, 1520, 1538, 1672, 1760, 1936, 2048, 2090, 2299, 2420, 2432, 2560, 2816, 3040, 3076, 3344, 3520, 3845, 3872, 4180, 4598, 4840, 4864, 5120, 5632, 6080, 6152, 6688, 7040, 7690, 7744, 8360, 8459, 9196, 9680, 9728, 10240, 11264, 11495, 12160, 12304, 13376, 14080, 14611, 15380, 15488, 16720, 16918, 18392, 19360, 19456, 22528, 22990, 24320, 24608, 26752, 28160, 29222, 30760, 30976, 33440, 33836, 36784, 38720, 38912, 42295, 45980, 48640, 49216, 53504, 56320, 58444, 61520, 61952, 66880, 67672, 73055, 73568, 77440, 84590, 91960, 93049, 97280, 98432, 107008, 112640, 116888, 123040, 123904, 133760, 135344, 146110, 147136, 154880, 160721, 169180, 183920, 186098, 194560, 196864, 214016, 233776, 246080, 247808, 267520, 270688, 292220, 294272, 309760, 321442, 338360, 367840, 372196, 393728, 428032, 465245, 467552, 492160, 535040, 541376, 584440, 588544, 619520, 642884, 676720, 735680, 744392, 787456, 803605, 930490, 935104, 984320, 1070080, 1082752, 1168880, 1177088, 1239040, 1285768, 1353440, 1471360, 1488784, 1574912, 1607210, 1767931, 1860980, 1870208, 1968640, 2140160, 2165504, 2337760, 2354176, 2571536, 2706880, 2942720, 2977568, 3214420, 3535862, 3721960, 3740416, 3937280, 4331008, 4675520, 4708352, 5143072, 5413760, 5885440, 5955136, 6428840, 7071724, 7443920, 7480832, 7874560, 8662016, 8839655, 9351040, 10286144, 10827520, 11770880, 11910272, 12857680, 14143448, 14887840, 14961664, 17324032, 17679310, 18702080, 20572288, 21655040, 23541760, 23820544, 25715360, 28286896, 29775680, 29923328, 35358620, 37404160, 41144576, 43310080, 47641088, 51430720, 56573792, 59551360, 70717240, 74808320, 82289152, 86620160, 95282176, 102861440, 113147584, 119102720, 141434480, 149616640, 164578304, 190564352, 205722880, 226295168, 238205440, 282868960, 329156608, 411445760, 452590336, 476410880, 565737920, 822891520, 905180672, 952821760, 1131475840, 1645783040, 1810361344, 2262951680, 3620722688, 4525903360, 9051806720, 18103613440]

約数ペア:

[(1, 18103613440), (2, 9051806720), (4, 4525903360), (5, 3620722688), (8, 2262951680), (10, 1810361344), (11, 1645783040), (16, 1131475840), (19, 952821760), (20, 905180672), (22, 822891520), (32, 565737920), (38, 476410880), (40, 452590336), (44, 411445760), (55, 329156608), (64, 282868960), (76, 238205440), (80, 226295168), (88, 205722880), (95, 190564352), (110, 164578304), (121, 149616640), (128, 141434480), (152, 119102720), (160, 113147584), (176, 102861440), (190, 95282176), (209, 86620160), (220, 82289152), (242, 74808320), (256, 70717240), (304, 59551360), (320, 56573792), (352, 51430720), (380, 47641088), (418, 43310080), (440, 41144576), (484, 37404160), (512, 35358620), (605, 29923328), (608, 29775680), (640, 28286896), (704, 25715360), (760, 23820544), (769, 23541760), (836, 21655040), (880, 20572288), (968, 18702080), (1024, 17679310), (1045, 17324032), (1210, 14961664), (1216, 14887840), (1280, 14143448), (1408, 12857680), (1520, 11910272), (1538, 11770880), (1672, 10827520), (1760, 10286144), (1936, 9351040), (2048, 8839655), (2090, 8662016), (2299, 7874560), (2420, 7480832), (2432, 7443920), (2560, 7071724), (2816, 6428840), (3040, 5955136), (3076, 5885440), (3344, 5413760), (3520, 5143072), (3845, 4708352), (3872, 4675520), (4180, 4331008), (4598, 3937280), (4840, 3740416), (4864, 3721960), (5120, 3535862), (5632, 3214420), (6080, 2977568), (6152, 2942720), (6688, 2706880), (7040, 2571536), (7690, 2354176), (7744, 2337760), (8360, 2165504), (8459, 2140160), (9196, 1968640), (9680, 1870208), (9728, 1860980), (10240, 1767931), (11264, 1607210), (11495, 1574912), (12160, 1488784), (12304, 1471360), (13376, 1353440), (14080, 1285768), (14611, 1239040), (15380, 1177088), (15488, 1168880), (16720, 1082752), (16918, 1070080), (18392, 984320), (19360, 935104), (19456, 930490), (22528, 803605), (22990, 787456), (24320, 744392), (24608, 735680), (26752, 676720), (28160, 642884), (29222, 619520), (30760, 588544), (30976, 584440), (33440, 541376), (33836, 535040), (36784, 492160), (38720, 467552), (38912, 465245), (42295, 428032), (45980, 393728), (48640, 372196), (49216, 367840), (53504, 338360), (56320, 321442), (58444, 309760), (61520, 294272), (61952, 292220), (66880, 270688), (67672, 267520), (73055, 247808), (73568, 246080), (77440, 233776), (84590, 214016), (91960, 196864), (93049, 194560), (97280, 186098), (98432, 183920), (107008, 169180), (112640, 160721), (116888, 154880), (123040, 147136), (123904, 146110), (133760, 135344)]