255851904

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:561

約数の個数: 256

約数和(自身を含む): 898905600

約数和(自身を除く): 643053696

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 17, 21, 22, 24, 28, 32, 33, 34, 42, 44, 48, 51, 56, 64, 66, 68, 77, 84, 88, 96, 102, 112, 119, 128, 132, 136, 154, 168, 176, 187, 192, 204, 224, 231, 238, 264, 272, 308, 336, 352, 357, 374, 384, 408, 448, 462, 476, 509, 528, 544, 561, 616, 672, 704, 714, 748, 816, 896, 924, 952, 1018, 1056, 1088, 1122, 1232, 1309, 1344, 1408, 1428, 1496, 1527, 1632, 1848, 1904, 2036, 2112, 2176, 2244, 2464, 2618, 2688, 2856, 2992, 3054, 3264, 3563, 3696, 3808, 3927, 4072, 4224, 4488, 4928, 5236, 5599, 5712, 5984, 6108, 6528, 7126, 7392, 7616, 7854, 8144, 8653, 8976, 9856, 10472, 10689, 11198, 11424, 11968, 12216, 14252, 14784, 15232, 15708, 16288, 16797, 17306, 17952, 20944, 21378, 22396, 22848, 23936, 24432, 25959, 28504, 29568, 31416, 32576, 33594, 34612, 35904, 39193, 41888, 42756, 44792, 45696, 48864, 51918, 57008, 60571, 62832, 65152, 67188, 69224, 71808, 78386, 83776, 85512, 89584, 95183, 97728, 103836, 114016, 117579, 121142, 125664, 134376, 138448, 156772, 167552, 171024, 179168, 181713, 190366, 195456, 207672, 228032, 235158, 242284, 251328, 268752, 276896, 285549, 313544, 342048, 358336, 363426, 380732, 415344, 456064, 470316, 484568, 502656, 537504, 553792, 571098, 627088, 666281, 684096, 716672, 726852, 761464, 830688, 940632, 969136, 1075008, 1107584, 1142196, 1254176, 1332562, 1368192, 1453704, 1522928, 1661376, 1881264, 1938272, 1998843, 2150016, 2284392, 2508352, 2665124, 2907408, 3045856, 3322752, 3762528, 3876544, 3997686, 4568784, 5016704, 5330248, 5814816, 6091712, 7525056, 7753088, 7995372, 9137568, 10660496, 11629632, 12183424, 15050112, 15990744, 18275136, 21320992, 23259264, 31981488, 36550272, 42641984, 63962976, 85283968, 127925952, 255851904]

約数ペア:

[(1, 255851904), (2, 127925952), (3, 85283968), (4, 63962976), (6, 42641984), (7, 36550272), (8, 31981488), (11, 23259264), (12, 21320992), (14, 18275136), (16, 15990744), (17, 15050112), (21, 12183424), (22, 11629632), (24, 10660496), (28, 9137568), (32, 7995372), (33, 7753088), (34, 7525056), (42, 6091712), (44, 5814816), (48, 5330248), (51, 5016704), (56, 4568784), (64, 3997686), (66, 3876544), (68, 3762528), (77, 3322752), (84, 3045856), (88, 2907408), (96, 2665124), (102, 2508352), (112, 2284392), (119, 2150016), (128, 1998843), (132, 1938272), (136, 1881264), (154, 1661376), (168, 1522928), (176, 1453704), (187, 1368192), (192, 1332562), (204, 1254176), (224, 1142196), (231, 1107584), (238, 1075008), (264, 969136), (272, 940632), (308, 830688), (336, 761464), (352, 726852), (357, 716672), (374, 684096), (384, 666281), (408, 627088), (448, 571098), (462, 553792), (476, 537504), (509, 502656), (528, 484568), (544, 470316), (561, 456064), (616, 415344), (672, 380732), (704, 363426), (714, 358336), (748, 342048), (816, 313544), (896, 285549), (924, 276896), (952, 268752), (1018, 251328), (1056, 242284), (1088, 235158), (1122, 228032), (1232, 207672), (1309, 195456), (1344, 190366), (1408, 181713), (1428, 179168), (1496, 171024), (1527, 167552), (1632, 156772), (1848, 138448), (1904, 134376), (2036, 125664), (2112, 121142), (2176, 117579), (2244, 114016), (2464, 103836), (2618, 97728), (2688, 95183), (2856, 89584), (2992, 85512), (3054, 83776), (3264, 78386), (3563, 71808), (3696, 69224), (3808, 67188), (3927, 65152), (4072, 62832), (4224, 60571), (4488, 57008), (4928, 51918), (5236, 48864), (5599, 45696), (5712, 44792), (5984, 42756), (6108, 41888), (6528, 39193), (7126, 35904), (7392, 34612), (7616, 33594), (7854, 32576), (8144, 31416), (8653, 29568), (8976, 28504), (9856, 25959), (10472, 24432), (10689, 23936), (11198, 22848), (11424, 22396), (11968, 21378), (12216, 20944), (14252, 17952), (14784, 17306), (15232, 16797), (15708, 16288)]