645903104

素因数分解:

$2^8\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 216

約数和(自身を含む): 1700084736

約数和(自身を除く): 1054181632

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 49, 56, 62, 64, 77, 88, 98, 112, 124, 128, 151, 154, 176, 196, 217, 224, 248, 256, 302, 308, 341, 352, 392, 434, 448, 496, 539, 604, 616, 682, 704, 784, 868, 896, 992, 1057, 1078, 1208, 1232, 1364, 1408, 1519, 1568, 1661, 1736, 1792, 1984, 2114, 2156, 2387, 2416, 2464, 2728, 2816, 3038, 3136, 3322, 3472, 3968, 4228, 4312, 4681, 4774, 4832, 4928, 5456, 6076, 6272, 6644, 6944, 7399, 7936, 8456, 8624, 9362, 9548, 9664, 9856, 10912, 11627, 12152, 12544, 13288, 13888, 14798, 16709, 16912, 17248, 18724, 19096, 19328, 19712, 21824, 23254, 24304, 26576, 27776, 29596, 32767, 33418, 33824, 34496, 37448, 38192, 38656, 43648, 46508, 48608, 51491, 53152, 55552, 59192, 65534, 66836, 67648, 68992, 74896, 76384, 81389, 87296, 93016, 97216, 102982, 106304, 118384, 131068, 133672, 135296, 137984, 149792, 152768, 162778, 186032, 194432, 205964, 212608, 229369, 236768, 262136, 267344, 270592, 299584, 305536, 325556, 360437, 372064, 388864, 411928, 425216, 458738, 473536, 524272, 534688, 599168, 611072, 651112, 720874, 744128, 823856, 917476, 947072, 1048544, 1069376, 1198336, 1302224, 1441748, 1488256, 1647712, 1834952, 1894144, 2097088, 2138752, 2523059, 2604448, 2883496, 2976512, 3295424, 3669904, 4194176, 4277504, 5046118, 5208896, 5766992, 6590848, 7339808, 8388352, 10092236, 10417792, 11533984, 13181696, 14679616, 20184472, 20835584, 23067968, 29359232, 40368944, 46135936, 58718464, 80737888, 92271872, 161475776, 322951552, 645903104]

約数ペア:

[(1, 645903104), (2, 322951552), (4, 161475776), (7, 92271872), (8, 80737888), (11, 58718464), (14, 46135936), (16, 40368944), (22, 29359232), (28, 23067968), (31, 20835584), (32, 20184472), (44, 14679616), (49, 13181696), (56, 11533984), (62, 10417792), (64, 10092236), (77, 8388352), (88, 7339808), (98, 6590848), (112, 5766992), (124, 5208896), (128, 5046118), (151, 4277504), (154, 4194176), (176, 3669904), (196, 3295424), (217, 2976512), (224, 2883496), (248, 2604448), (256, 2523059), (302, 2138752), (308, 2097088), (341, 1894144), (352, 1834952), (392, 1647712), (434, 1488256), (448, 1441748), (496, 1302224), (539, 1198336), (604, 1069376), (616, 1048544), (682, 947072), (704, 917476), (784, 823856), (868, 744128), (896, 720874), (992, 651112), (1057, 611072), (1078, 599168), (1208, 534688), (1232, 524272), (1364, 473536), (1408, 458738), (1519, 425216), (1568, 411928), (1661, 388864), (1736, 372064), (1792, 360437), (1984, 325556), (2114, 305536), (2156, 299584), (2387, 270592), (2416, 267344), (2464, 262136), (2728, 236768), (2816, 229369), (3038, 212608), (3136, 205964), (3322, 194432), (3472, 186032), (3968, 162778), (4228, 152768), (4312, 149792), (4681, 137984), (4774, 135296), (4832, 133672), (4928, 131068), (5456, 118384), (6076, 106304), (6272, 102982), (6644, 97216), (6944, 93016), (7399, 87296), (7936, 81389), (8456, 76384), (8624, 74896), (9362, 68992), (9548, 67648), (9664, 66836), (9856, 65534), (10912, 59192), (11627, 55552), (12152, 53152), (12544, 51491), (13288, 48608), (13888, 46508), (14798, 43648), (16709, 38656), (16912, 38192), (17248, 37448), (18724, 34496), (19096, 33824), (19328, 33418), (19712, 32767), (21824, 29596), (23254, 27776), (24304, 26576)]