258968736

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^2$

素因数の和:555

約数の個数: 108

約数和(自身を含む): 796118778

約数和(自身を除く): 537150042

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 263, 288, 312, 416, 468, 526, 624, 789, 936, 1052, 1248, 1578, 1872, 2104, 2367, 3156, 3419, 3744, 4208, 4734, 6312, 6838, 8416, 9468, 10257, 12624, 13676, 18936, 20514, 25248, 27352, 30771, 37872, 41028, 54704, 61542, 69169, 75744, 82056, 109408, 123084, 138338, 164112, 207507, 246168, 276676, 328224, 415014, 492336, 553352, 622521, 830028, 899197, 984672, 1106704, 1245042, 1660056, 1798394, 2213408, 2490084, 2697591, 3320112, 3596788, 4980168, 5395182, 6640224, 7193576, 8092773, 9960336, 10790364, 14387152, 16185546, 19920672, 21580728, 28774304, 32371092, 43161456, 64742184, 86322912, 129484368, 258968736]

約数ペア:

[(1, 258968736), (2, 129484368), (3, 86322912), (4, 64742184), (6, 43161456), (8, 32371092), (9, 28774304), (12, 21580728), (13, 19920672), (16, 16185546), (18, 14387152), (24, 10790364), (26, 9960336), (32, 8092773), (36, 7193576), (39, 6640224), (48, 5395182), (52, 4980168), (72, 3596788), (78, 3320112), (96, 2697591), (104, 2490084), (117, 2213408), (144, 1798394), (156, 1660056), (208, 1245042), (234, 1106704), (263, 984672), (288, 899197), (312, 830028), (416, 622521), (468, 553352), (526, 492336), (624, 415014), (789, 328224), (936, 276676), (1052, 246168), (1248, 207507), (1578, 164112), (1872, 138338), (2104, 123084), (2367, 109408), (3156, 82056), (3419, 75744), (3744, 69169), (4208, 61542), (4734, 54704), (6312, 41028), (6838, 37872), (8416, 30771), (9468, 27352), (10257, 25248), (12624, 20514), (13676, 18936)]