261382464

素因数分解:

$2^6\times 3^5\times 7^5$

素因数の和:62

約数の個数: 252

約数和(自身を含む): 906438624

約数和(自身を除く): 645056160

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 81, 84, 96, 98, 108, 112, 126, 144, 147, 162, 168, 189, 192, 196, 216, 224, 243, 252, 288, 294, 324, 336, 343, 378, 392, 432, 441, 448, 486, 504, 567, 576, 588, 648, 672, 686, 756, 784, 864, 882, 972, 1008, 1029, 1134, 1176, 1296, 1323, 1344, 1372, 1512, 1568, 1701, 1728, 1764, 1944, 2016, 2058, 2268, 2352, 2401, 2592, 2646, 2744, 3024, 3087, 3136, 3402, 3528, 3888, 3969, 4032, 4116, 4536, 4704, 4802, 5184, 5292, 5488, 6048, 6174, 6804, 7056, 7203, 7776, 7938, 8232, 9072, 9261, 9408, 9604, 10584, 10976, 11907, 12096, 12348, 13608, 14112, 14406, 15552, 15876, 16464, 16807, 18144, 18522, 19208, 21168, 21609, 21952, 23814, 24696, 27216, 27783, 28224, 28812, 31752, 32928, 33614, 36288, 37044, 38416, 42336, 43218, 47628, 49392, 50421, 54432, 55566, 57624, 63504, 64827, 65856, 67228, 74088, 76832, 83349, 84672, 86436, 95256, 98784, 100842, 108864, 111132, 115248, 127008, 129654, 134456, 148176, 151263, 153664, 166698, 172872, 190512, 194481, 197568, 201684, 222264, 230496, 254016, 259308, 268912, 296352, 302526, 333396, 345744, 381024, 388962, 403368, 444528, 453789, 460992, 518616, 537824, 583443, 592704, 605052, 666792, 691488, 762048, 777924, 806736, 889056, 907578, 1037232, 1075648, 1166886, 1210104, 1333584, 1361367, 1382976, 1555848, 1613472, 1778112, 1815156, 2074464, 2333772, 2420208, 2667168, 2722734, 3111696, 3226944, 3630312, 4084101, 4148928, 4667544, 4840416, 5334336, 5445468, 6223392, 7260624, 8168202, 9335088, 9680832, 10890936, 12446784, 14521248, 16336404, 18670176, 21781872, 29042496, 32672808, 37340352, 43563744, 65345616, 87127488, 130691232, 261382464]

約数ペア:

[(1, 261382464), (2, 130691232), (3, 87127488), (4, 65345616), (6, 43563744), (7, 37340352), (8, 32672808), (9, 29042496), (12, 21781872), (14, 18670176), (16, 16336404), (18, 14521248), (21, 12446784), (24, 10890936), (27, 9680832), (28, 9335088), (32, 8168202), (36, 7260624), (42, 6223392), (48, 5445468), (49, 5334336), (54, 4840416), (56, 4667544), (63, 4148928), (64, 4084101), (72, 3630312), (81, 3226944), (84, 3111696), (96, 2722734), (98, 2667168), (108, 2420208), (112, 2333772), (126, 2074464), (144, 1815156), (147, 1778112), (162, 1613472), (168, 1555848), (189, 1382976), (192, 1361367), (196, 1333584), (216, 1210104), (224, 1166886), (243, 1075648), (252, 1037232), (288, 907578), (294, 889056), (324, 806736), (336, 777924), (343, 762048), (378, 691488), (392, 666792), (432, 605052), (441, 592704), (448, 583443), (486, 537824), (504, 518616), (567, 460992), (576, 453789), (588, 444528), (648, 403368), (672, 388962), (686, 381024), (756, 345744), (784, 333396), (864, 302526), (882, 296352), (972, 268912), (1008, 259308), (1029, 254016), (1134, 230496), (1176, 222264), (1296, 201684), (1323, 197568), (1344, 194481), (1372, 190512), (1512, 172872), (1568, 166698), (1701, 153664), (1728, 151263), (1764, 148176), (1944, 134456), (2016, 129654), (2058, 127008), (2268, 115248), (2352, 111132), (2401, 108864), (2592, 100842), (2646, 98784), (2744, 95256), (3024, 86436), (3087, 84672), (3136, 83349), (3402, 76832), (3528, 74088), (3888, 67228), (3969, 65856), (4032, 64827), (4116, 63504), (4536, 57624), (4704, 55566), (4802, 54432), (5184, 50421), (5292, 49392), (5488, 47628), (6048, 43218), (6174, 42336), (6804, 38416), (7056, 37044), (7203, 36288), (7776, 33614), (7938, 32928), (8232, 31752), (9072, 28812), (9261, 28224), (9408, 27783), (9604, 27216), (10584, 24696), (10976, 23814), (11907, 21952), (12096, 21609), (12348, 21168), (13608, 19208), (14112, 18522), (14406, 18144), (15552, 16807), (15876, 16464)]