257411232

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:575

約数の個数: 144

約数和(自身を含む): 794593800

約数和(自身を除く): 537182568

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, 197, 208, 234, 288, 312, 349, 394, 416, 468, 591, 624, 698, 788, 936, 1047, 1182, 1248, 1396, 1576, 1773, 1872, 2094, 2364, 2561, 2792, 3141, 3152, 3546, 3744, 4188, 4537, 4728, 5122, 5584, 6282, 6304, 7092, 7683, 8376, 9074, 9456, 10244, 11168, 12564, 13611, 14184, 15366, 16752, 18148, 18912, 20488, 23049, 25128, 27222, 28368, 30732, 33504, 36296, 40833, 40976, 46098, 50256, 54444, 56736, 61464, 68753, 72592, 81666, 81952, 92196, 100512, 108888, 122928, 137506, 145184, 163332, 184392, 206259, 217776, 245856, 275012, 326664, 368784, 412518, 435552, 550024, 618777, 653328, 737568, 825036, 893789, 1100048, 1237554, 1306656, 1650072, 1787578, 2200096, 2475108, 2681367, 3300144, 3575156, 4950216, 5362734, 6600288, 7150312, 8044101, 9900432, 10725468, 14300624, 16088202, 19800864, 21450936, 28601248, 32176404, 42901872, 64352808, 85803744, 128705616, 257411232]

約数ペア:

[(1, 257411232), (2, 128705616), (3, 85803744), (4, 64352808), (6, 42901872), (8, 32176404), (9, 28601248), (12, 21450936), (13, 19800864), (16, 16088202), (18, 14300624), (24, 10725468), (26, 9900432), (32, 8044101), (36, 7150312), (39, 6600288), (48, 5362734), (52, 4950216), (72, 3575156), (78, 3300144), (96, 2681367), (104, 2475108), (117, 2200096), (144, 1787578), (156, 1650072), (197, 1306656), (208, 1237554), (234, 1100048), (288, 893789), (312, 825036), (349, 737568), (394, 653328), (416, 618777), (468, 550024), (591, 435552), (624, 412518), (698, 368784), (788, 326664), (936, 275012), (1047, 245856), (1182, 217776), (1248, 206259), (1396, 184392), (1576, 163332), (1773, 145184), (1872, 137506), (2094, 122928), (2364, 108888), (2561, 100512), (2792, 92196), (3141, 81952), (3152, 81666), (3546, 72592), (3744, 68753), (4188, 61464), (4537, 56736), (4728, 54444), (5122, 50256), (5584, 46098), (6282, 40976), (6304, 40833), (7092, 36296), (7683, 33504), (8376, 30732), (9074, 28368), (9456, 27222), (10244, 25128), (11168, 23049), (12564, 20488), (13611, 18912), (14184, 18148), (15366, 16752)]