641136384

素因数分解:

$2^8\times 3^4\times 7^2\times {\mathrm{631}}^1$

素因数の和:673

約数の個数: 270

約数和(自身を含む): 2227399944

約数和(自身を除く): 1586263560

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, 128, 144, 147, 162, 168, 189, 192, 196, 216, 224, 252, 256, 288, 294, 324, 336, 378, 384, 392, 432, 441, 448, 504, 567, 576, 588, 631, 648, 672, 756, 768, 784, 864, 882, 896, 1008, 1134, 1152, 1176, 1262, 1296, 1323, 1344, 1512, 1568, 1728, 1764, 1792, 1893, 2016, 2268, 2304, 2352, 2524, 2592, 2646, 2688, 3024, 3136, 3456, 3528, 3786, 3969, 4032, 4417, 4536, 4704, 5048, 5184, 5292, 5376, 5679, 6048, 6272, 6912, 7056, 7572, 7938, 8064, 8834, 9072, 9408, 10096, 10368, 10584, 11358, 12096, 12544, 13251, 14112, 15144, 15876, 16128, 17037, 17668, 18144, 18816, 20192, 20736, 21168, 22716, 24192, 26502, 28224, 30288, 30919, 31752, 34074, 35336, 36288, 37632, 39753, 40384, 42336, 45432, 48384, 51111, 53004, 56448, 60576, 61838, 63504, 68148, 70672, 72576, 79506, 80768, 84672, 90864, 92757, 102222, 106008, 112896, 119259, 121152, 123676, 127008, 136296, 141344, 145152, 159012, 161536, 169344, 181728, 185514, 204444, 212016, 238518, 242304, 247352, 254016, 272592, 278271, 282688, 318024, 338688, 357777, 363456, 371028, 408888, 424032, 477036, 484608, 494704, 508032, 545184, 556542, 565376, 636048, 715554, 726912, 742056, 817776, 834813, 848064, 954072, 989408, 1016064, 1090368, 1113084, 1130752, 1272096, 1431108, 1453824, 1484112, 1635552, 1669626, 1696128, 1908144, 1978816, 2180736, 2226168, 2504439, 2544192, 2862216, 2968224, 3271104, 3339252, 3392256, 3816288, 3957632, 4361472, 4452336, 5008878, 5088384, 5724432, 5936448, 6542208, 6678504, 7632576, 7915264, 8904672, 10017756, 10176768, 11448864, 11872896, 13084416, 13357008, 15265152, 17809344, 20035512, 22897728, 23745792, 26714016, 30530304, 35618688, 40071024, 45795456, 53428032, 71237376, 80142048, 91590912, 106856064, 160284096, 213712128, 320568192, 641136384]

約数ペア:

[(1, 641136384), (2, 320568192), (3, 213712128), (4, 160284096), (6, 106856064), (7, 91590912), (8, 80142048), (9, 71237376), (12, 53428032), (14, 45795456), (16, 40071024), (18, 35618688), (21, 30530304), (24, 26714016), (27, 23745792), (28, 22897728), (32, 20035512), (36, 17809344), (42, 15265152), (48, 13357008), (49, 13084416), (54, 11872896), (56, 11448864), (63, 10176768), (64, 10017756), (72, 8904672), (81, 7915264), (84, 7632576), (96, 6678504), (98, 6542208), (108, 5936448), (112, 5724432), (126, 5088384), (128, 5008878), (144, 4452336), (147, 4361472), (162, 3957632), (168, 3816288), (189, 3392256), (192, 3339252), (196, 3271104), (216, 2968224), (224, 2862216), (252, 2544192), (256, 2504439), (288, 2226168), (294, 2180736), (324, 1978816), (336, 1908144), (378, 1696128), (384, 1669626), (392, 1635552), (432, 1484112), (441, 1453824), (448, 1431108), (504, 1272096), (567, 1130752), (576, 1113084), (588, 1090368), (631, 1016064), (648, 989408), (672, 954072), (756, 848064), (768, 834813), (784, 817776), (864, 742056), (882, 726912), (896, 715554), (1008, 636048), (1134, 565376), (1152, 556542), (1176, 545184), (1262, 508032), (1296, 494704), (1323, 484608), (1344, 477036), (1512, 424032), (1568, 408888), (1728, 371028), (1764, 363456), (1792, 357777), (1893, 338688), (2016, 318024), (2268, 282688), (2304, 278271), (2352, 272592), (2524, 254016), (2592, 247352), (2646, 242304), (2688, 238518), (3024, 212016), (3136, 204444), (3456, 185514), (3528, 181728), (3786, 169344), (3969, 161536), (4032, 159012), (4417, 145152), (4536, 141344), (4704, 136296), (5048, 127008), (5184, 123676), (5292, 121152), (5376, 119259), (5679, 112896), (6048, 106008), (6272, 102222), (6912, 92757), (7056, 90864), (7572, 84672), (7938, 80768), (8064, 79506), (8834, 72576), (9072, 70672), (9408, 68148), (10096, 63504), (10368, 61838), (10584, 60576), (11358, 56448), (12096, 53004), (12544, 51111), (13251, 48384), (14112, 45432), (15144, 42336), (15876, 40384), (16128, 39753), (17037, 37632), (17668, 36288), (18144, 35336), (18816, 34074), (20192, 31752), (20736, 30919), (21168, 30288), (22716, 28224), (24192, 26502)]