255918144

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 168

約数和(自身を含む): 746577120

約数和(自身を除く): 490658976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 64, 73, 76, 93, 96, 114, 124, 146, 152, 186, 192, 219, 228, 248, 292, 304, 372, 438, 456, 496, 584, 589, 608, 744, 876, 912, 961, 992, 1168, 1178, 1216, 1387, 1488, 1752, 1767, 1824, 1922, 1984, 2263, 2336, 2356, 2774, 2883, 2976, 3504, 3534, 3648, 3844, 4161, 4526, 4672, 4712, 5548, 5766, 5952, 6789, 7008, 7068, 7688, 8322, 9052, 9424, 11096, 11532, 13578, 14016, 14136, 15376, 16644, 18104, 18259, 18848, 22192, 23064, 27156, 28272, 30752, 33288, 36208, 36518, 37696, 42997, 44384, 46128, 54312, 54777, 56544, 61504, 66576, 70153, 72416, 73036, 85994, 88768, 92256, 108624, 109554, 113088, 128991, 133152, 140306, 144832, 146072, 171988, 184512, 210459, 217248, 219108, 257982, 266304, 280612, 292144, 343976, 420918, 434496, 438216, 515964, 561224, 584288, 687952, 841836, 876432, 1031928, 1122448, 1168576, 1332907, 1375904, 1683672, 1752864, 2063856, 2244896, 2665814, 2751808, 3367344, 3505728, 3998721, 4127712, 4489792, 5331628, 6734688, 7997442, 8255424, 10663256, 13469376, 15994884, 21326512, 31989768, 42653024, 63979536, 85306048, 127959072, 255918144]

約数ペア:

[(1, 255918144), (2, 127959072), (3, 85306048), (4, 63979536), (6, 42653024), (8, 31989768), (12, 21326512), (16, 15994884), (19, 13469376), (24, 10663256), (31, 8255424), (32, 7997442), (38, 6734688), (48, 5331628), (57, 4489792), (62, 4127712), (64, 3998721), (73, 3505728), (76, 3367344), (93, 2751808), (96, 2665814), (114, 2244896), (124, 2063856), (146, 1752864), (152, 1683672), (186, 1375904), (192, 1332907), (219, 1168576), (228, 1122448), (248, 1031928), (292, 876432), (304, 841836), (372, 687952), (438, 584288), (456, 561224), (496, 515964), (584, 438216), (589, 434496), (608, 420918), (744, 343976), (876, 292144), (912, 280612), (961, 266304), (992, 257982), (1168, 219108), (1178, 217248), (1216, 210459), (1387, 184512), (1488, 171988), (1752, 146072), (1767, 144832), (1824, 140306), (1922, 133152), (1984, 128991), (2263, 113088), (2336, 109554), (2356, 108624), (2774, 92256), (2883, 88768), (2976, 85994), (3504, 73036), (3534, 72416), (3648, 70153), (3844, 66576), (4161, 61504), (4526, 56544), (4672, 54777), (4712, 54312), (5548, 46128), (5766, 44384), (5952, 42997), (6789, 37696), (7008, 36518), (7068, 36208), (7688, 33288), (8322, 30752), (9052, 28272), (9424, 27156), (11096, 23064), (11532, 22192), (13578, 18848), (14016, 18259), (14136, 18104), (15376, 16644)]