260927744

素因数分解:

$2^8\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 216

約数和(自身を含む): 693455616

約数和(自身を除く): 432527872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 49, 56, 61, 62, 64, 77, 88, 98, 112, 122, 124, 128, 154, 176, 196, 217, 224, 244, 248, 256, 308, 341, 352, 392, 427, 434, 448, 488, 496, 539, 616, 671, 682, 704, 784, 854, 868, 896, 976, 992, 1078, 1232, 1342, 1364, 1408, 1519, 1568, 1708, 1736, 1792, 1891, 1952, 1984, 2156, 2387, 2464, 2684, 2728, 2816, 2989, 3038, 3136, 3416, 3472, 3782, 3904, 3968, 4312, 4697, 4774, 4928, 5368, 5456, 5978, 6076, 6272, 6832, 6944, 7564, 7808, 7936, 8624, 9394, 9548, 9856, 10736, 10912, 11956, 12152, 12544, 13237, 13664, 13888, 15128, 15616, 16709, 17248, 18788, 19096, 19712, 20801, 21472, 21824, 23912, 24304, 26474, 27328, 27776, 30256, 32879, 33418, 34496, 37576, 38192, 41602, 42944, 43648, 47824, 48608, 52948, 54656, 55552, 60512, 65758, 66836, 68992, 75152, 76384, 83204, 85888, 87296, 92659, 95648, 97216, 105896, 109312, 121024, 131516, 133672, 137984, 145607, 150304, 152768, 166408, 171776, 185318, 191296, 194432, 211792, 242048, 263032, 267344, 291214, 300608, 305536, 332816, 370636, 382592, 388864, 423584, 484096, 526064, 534688, 582428, 601216, 611072, 665632, 741272, 765184, 847168, 1019249, 1052128, 1069376, 1164856, 1202432, 1331264, 1482544, 1694336, 2038498, 2104256, 2138752, 2329712, 2662528, 2965088, 3388672, 4076996, 4208512, 4277504, 4659424, 5325056, 5930176, 8153992, 8417024, 9318848, 11860352, 16307984, 18637696, 23720704, 32615968, 37275392, 65231936, 130463872, 260927744]

約数ペア:

[(1, 260927744), (2, 130463872), (4, 65231936), (7, 37275392), (8, 32615968), (11, 23720704), (14, 18637696), (16, 16307984), (22, 11860352), (28, 9318848), (31, 8417024), (32, 8153992), (44, 5930176), (49, 5325056), (56, 4659424), (61, 4277504), (62, 4208512), (64, 4076996), (77, 3388672), (88, 2965088), (98, 2662528), (112, 2329712), (122, 2138752), (124, 2104256), (128, 2038498), (154, 1694336), (176, 1482544), (196, 1331264), (217, 1202432), (224, 1164856), (244, 1069376), (248, 1052128), (256, 1019249), (308, 847168), (341, 765184), (352, 741272), (392, 665632), (427, 611072), (434, 601216), (448, 582428), (488, 534688), (496, 526064), (539, 484096), (616, 423584), (671, 388864), (682, 382592), (704, 370636), (784, 332816), (854, 305536), (868, 300608), (896, 291214), (976, 267344), (992, 263032), (1078, 242048), (1232, 211792), (1342, 194432), (1364, 191296), (1408, 185318), (1519, 171776), (1568, 166408), (1708, 152768), (1736, 150304), (1792, 145607), (1891, 137984), (1952, 133672), (1984, 131516), (2156, 121024), (2387, 109312), (2464, 105896), (2684, 97216), (2728, 95648), (2816, 92659), (2989, 87296), (3038, 85888), (3136, 83204), (3416, 76384), (3472, 75152), (3782, 68992), (3904, 66836), (3968, 65758), (4312, 60512), (4697, 55552), (4774, 54656), (4928, 52948), (5368, 48608), (5456, 47824), (5978, 43648), (6076, 42944), (6272, 41602), (6832, 38192), (6944, 37576), (7564, 34496), (7808, 33418), (7936, 32879), (8624, 30256), (9394, 27776), (9548, 27328), (9856, 26474), (10736, 24304), (10912, 23912), (11956, 21824), (12152, 21472), (12544, 20801), (13237, 19712), (13664, 19096), (13888, 18788), (15128, 17248), (15616, 16709)]