254539264

素因数分解:

$2^9\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 160

約数和(自身を含む): 628531200

約数和(自身を除く): 373991936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 32, 56, 58, 62, 64, 79, 112, 116, 124, 128, 158, 203, 217, 224, 232, 248, 256, 316, 406, 434, 448, 464, 496, 512, 553, 632, 812, 868, 896, 899, 928, 992, 1106, 1264, 1624, 1736, 1792, 1798, 1856, 1984, 2212, 2291, 2449, 2528, 3248, 3472, 3584, 3596, 3712, 3968, 4424, 4582, 4898, 5056, 6293, 6496, 6944, 7192, 7424, 7936, 8848, 9164, 9796, 10112, 12586, 12992, 13888, 14384, 14848, 15872, 16037, 17143, 17696, 18328, 19592, 20224, 25172, 25984, 27776, 28768, 32074, 34286, 35392, 36656, 39184, 40448, 50344, 51968, 55552, 57536, 64148, 68572, 70784, 71021, 73312, 78368, 100688, 103936, 111104, 115072, 128296, 137144, 141568, 142042, 146624, 156736, 201376, 230144, 256592, 274288, 283136, 284084, 293248, 313472, 402752, 460288, 497147, 513184, 548576, 568168, 586496, 626944, 805504, 994294, 1026368, 1097152, 1136336, 1172992, 1253888, 1611008, 1988588, 2052736, 2194304, 2272672, 3222016, 3977176, 4105472, 4388608, 4545344, 7954352, 8210944, 8777216, 9090688, 15908704, 18181376, 31817408, 36362752, 63634816, 127269632, 254539264]

約数ペア:

[(1, 254539264), (2, 127269632), (4, 63634816), (7, 36362752), (8, 31817408), (14, 18181376), (16, 15908704), (28, 9090688), (29, 8777216), (31, 8210944), (32, 7954352), (56, 4545344), (58, 4388608), (62, 4105472), (64, 3977176), (79, 3222016), (112, 2272672), (116, 2194304), (124, 2052736), (128, 1988588), (158, 1611008), (203, 1253888), (217, 1172992), (224, 1136336), (232, 1097152), (248, 1026368), (256, 994294), (316, 805504), (406, 626944), (434, 586496), (448, 568168), (464, 548576), (496, 513184), (512, 497147), (553, 460288), (632, 402752), (812, 313472), (868, 293248), (896, 284084), (899, 283136), (928, 274288), (992, 256592), (1106, 230144), (1264, 201376), (1624, 156736), (1736, 146624), (1792, 142042), (1798, 141568), (1856, 137144), (1984, 128296), (2212, 115072), (2291, 111104), (2449, 103936), (2528, 100688), (3248, 78368), (3472, 73312), (3584, 71021), (3596, 70784), (3712, 68572), (3968, 64148), (4424, 57536), (4582, 55552), (4898, 51968), (5056, 50344), (6293, 40448), (6496, 39184), (6944, 36656), (7192, 35392), (7424, 34286), (7936, 32074), (8848, 28768), (9164, 27776), (9796, 25984), (10112, 25172), (12586, 20224), (12992, 19592), (13888, 18328), (14384, 17696), (14848, 17143), (15872, 16037)]