641097216

素因数分解:

$2^9\times 3^2\times {\mathrm{23}}^2\times {\mathrm{263}}^1$

素因数の和:333

約数の個数: 180

約数和(自身を含む): 1941547608

約数和(自身を除く): 1300450392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 92, 96, 128, 138, 144, 184, 192, 207, 256, 263, 276, 288, 368, 384, 414, 512, 526, 529, 552, 576, 736, 768, 789, 828, 1052, 1058, 1104, 1152, 1472, 1536, 1578, 1587, 1656, 2104, 2116, 2208, 2304, 2367, 2944, 3156, 3174, 3312, 4208, 4232, 4416, 4608, 4734, 4761, 5888, 6049, 6312, 6348, 6624, 8416, 8464, 8832, 9468, 9522, 11776, 12098, 12624, 12696, 13248, 16832, 16928, 17664, 18147, 18936, 19044, 24196, 25248, 25392, 26496, 33664, 33856, 35328, 36294, 37872, 38088, 48392, 50496, 50784, 52992, 54441, 67328, 67712, 72588, 75744, 76176, 96784, 100992, 101568, 105984, 108882, 134656, 135424, 139127, 145176, 151488, 152352, 193568, 201984, 203136, 217764, 270848, 278254, 290352, 302976, 304704, 387136, 403968, 406272, 417381, 435528, 556508, 580704, 605952, 609408, 774272, 812544, 834762, 871056, 1113016, 1161408, 1211904, 1218816, 1252143, 1548544, 1669524, 1742112, 2226032, 2322816, 2437632, 2504286, 3097088, 3339048, 3484224, 4452064, 4645632, 5008572, 6678096, 6968448, 8904128, 9291264, 10017144, 13356192, 13936896, 17808256, 20034288, 26712384, 27873792, 35616512, 40068576, 53424768, 71233024, 80137152, 106849536, 160274304, 213699072, 320548608, 641097216]

約数ペア:

[(1, 641097216), (2, 320548608), (3, 213699072), (4, 160274304), (6, 106849536), (8, 80137152), (9, 71233024), (12, 53424768), (16, 40068576), (18, 35616512), (23, 27873792), (24, 26712384), (32, 20034288), (36, 17808256), (46, 13936896), (48, 13356192), (64, 10017144), (69, 9291264), (72, 8904128), (92, 6968448), (96, 6678096), (128, 5008572), (138, 4645632), (144, 4452064), (184, 3484224), (192, 3339048), (207, 3097088), (256, 2504286), (263, 2437632), (276, 2322816), (288, 2226032), (368, 1742112), (384, 1669524), (414, 1548544), (512, 1252143), (526, 1218816), (529, 1211904), (552, 1161408), (576, 1113016), (736, 871056), (768, 834762), (789, 812544), (828, 774272), (1052, 609408), (1058, 605952), (1104, 580704), (1152, 556508), (1472, 435528), (1536, 417381), (1578, 406272), (1587, 403968), (1656, 387136), (2104, 304704), (2116, 302976), (2208, 290352), (2304, 278254), (2367, 270848), (2944, 217764), (3156, 203136), (3174, 201984), (3312, 193568), (4208, 152352), (4232, 151488), (4416, 145176), (4608, 139127), (4734, 135424), (4761, 134656), (5888, 108882), (6049, 105984), (6312, 101568), (6348, 100992), (6624, 96784), (8416, 76176), (8464, 75744), (8832, 72588), (9468, 67712), (9522, 67328), (11776, 54441), (12098, 52992), (12624, 50784), (12696, 50496), (13248, 48392), (16832, 38088), (16928, 37872), (17664, 36294), (18147, 35328), (18936, 33856), (19044, 33664), (24196, 26496), (25248, 25392)]