257051808

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{967}}^1$

素因数の和:1067

約数の個数: 144

約数和(自身を含む): 799134336

約数和(自身を除く): 542082528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 71, 72, 78, 96, 104, 117, 142, 144, 156, 208, 213, 234, 284, 288, 312, 416, 426, 468, 568, 624, 639, 852, 923, 936, 967, 1136, 1248, 1278, 1704, 1846, 1872, 1934, 2272, 2556, 2769, 2901, 3408, 3692, 3744, 3868, 5112, 5538, 5802, 6816, 7384, 7736, 8307, 8703, 10224, 11076, 11604, 12571, 14768, 15472, 16614, 17406, 20448, 22152, 23208, 25142, 29536, 30944, 33228, 34812, 37713, 44304, 46416, 50284, 66456, 68657, 69624, 75426, 88608, 92832, 100568, 113139, 132912, 137314, 139248, 150852, 201136, 205971, 226278, 265824, 274628, 278496, 301704, 402272, 411942, 452556, 549256, 603408, 617913, 823884, 892541, 905112, 1098512, 1206816, 1235826, 1647768, 1785082, 1810224, 2197024, 2471652, 2677623, 3295536, 3570164, 3620448, 4943304, 5355246, 6591072, 7140328, 8032869, 9886608, 10710492, 14280656, 16065738, 19773216, 21420984, 28561312, 32131476, 42841968, 64262952, 85683936, 128525904, 257051808]

約数ペア:

[(1, 257051808), (2, 128525904), (3, 85683936), (4, 64262952), (6, 42841968), (8, 32131476), (9, 28561312), (12, 21420984), (13, 19773216), (16, 16065738), (18, 14280656), (24, 10710492), (26, 9886608), (32, 8032869), (36, 7140328), (39, 6591072), (48, 5355246), (52, 4943304), (71, 3620448), (72, 3570164), (78, 3295536), (96, 2677623), (104, 2471652), (117, 2197024), (142, 1810224), (144, 1785082), (156, 1647768), (208, 1235826), (213, 1206816), (234, 1098512), (284, 905112), (288, 892541), (312, 823884), (416, 617913), (426, 603408), (468, 549256), (568, 452556), (624, 411942), (639, 402272), (852, 301704), (923, 278496), (936, 274628), (967, 265824), (1136, 226278), (1248, 205971), (1278, 201136), (1704, 150852), (1846, 139248), (1872, 137314), (1934, 132912), (2272, 113139), (2556, 100568), (2769, 92832), (2901, 88608), (3408, 75426), (3692, 69624), (3744, 68657), (3868, 66456), (5112, 50284), (5538, 46416), (5802, 44304), (6816, 37713), (7384, 34812), (7736, 33228), (8307, 30944), (8703, 29536), (10224, 25142), (11076, 23208), (11604, 22152), (12571, 20448), (14768, 17406), (15472, 16614)]