256673664

素因数分解:

$2^7\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:262

約数の個数: 256

約数和(自身を含む): 848232000

約数和(自身を除く): 591558336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 29, 32, 36, 39, 48, 52, 54, 58, 64, 72, 78, 87, 96, 104, 108, 116, 117, 128, 144, 156, 174, 192, 197, 208, 216, 232, 234, 261, 288, 312, 348, 351, 377, 384, 394, 416, 432, 464, 468, 522, 576, 591, 624, 696, 702, 754, 783, 788, 832, 864, 928, 936, 1044, 1131, 1152, 1182, 1248, 1392, 1404, 1508, 1566, 1576, 1664, 1728, 1773, 1856, 1872, 2088, 2262, 2364, 2496, 2561, 2784, 2808, 3016, 3132, 3152, 3393, 3456, 3546, 3712, 3744, 4176, 4524, 4728, 4992, 5122, 5319, 5568, 5616, 5713, 6032, 6264, 6304, 6786, 7092, 7488, 7683, 8352, 9048, 9456, 10179, 10244, 10638, 11136, 11232, 11426, 12064, 12528, 12608, 13572, 14184, 14976, 15366, 16704, 17139, 18096, 18912, 20358, 20488, 21276, 22464, 22852, 23049, 24128, 25056, 25216, 27144, 28368, 30732, 33408, 34278, 36192, 37824, 40716, 40976, 42552, 44928, 45704, 46098, 48256, 50112, 51417, 54288, 56736, 61464, 68556, 69147, 72384, 74269, 75648, 81432, 81952, 85104, 91408, 92196, 100224, 102834, 108576, 113472, 122928, 137112, 138294, 144768, 148538, 154251, 162864, 163904, 170208, 182816, 184392, 205668, 217152, 222807, 226944, 245856, 274224, 276588, 297076, 308502, 325728, 327808, 340416, 365632, 368784, 411336, 434304, 445614, 491712, 548448, 553176, 594152, 617004, 651456, 668421, 680832, 731264, 737568, 822672, 891228, 983424, 1096896, 1106352, 1188304, 1234008, 1302912, 1336842, 1475136, 1645344, 1782456, 2005263, 2193792, 2212704, 2376608, 2468016, 2673684, 2950272, 3290688, 3564912, 4010526, 4425408, 4753216, 4936032, 5347368, 6581376, 7129824, 8021052, 8850816, 9506432, 9872064, 10694736, 14259648, 16042104, 19744128, 21389472, 28519296, 32084208, 42778944, 64168416, 85557888, 128336832, 256673664]

約数ペア:

[(1, 256673664), (2, 128336832), (3, 85557888), (4, 64168416), (6, 42778944), (8, 32084208), (9, 28519296), (12, 21389472), (13, 19744128), (16, 16042104), (18, 14259648), (24, 10694736), (26, 9872064), (27, 9506432), (29, 8850816), (32, 8021052), (36, 7129824), (39, 6581376), (48, 5347368), (52, 4936032), (54, 4753216), (58, 4425408), (64, 4010526), (72, 3564912), (78, 3290688), (87, 2950272), (96, 2673684), (104, 2468016), (108, 2376608), (116, 2212704), (117, 2193792), (128, 2005263), (144, 1782456), (156, 1645344), (174, 1475136), (192, 1336842), (197, 1302912), (208, 1234008), (216, 1188304), (232, 1106352), (234, 1096896), (261, 983424), (288, 891228), (312, 822672), (348, 737568), (351, 731264), (377, 680832), (384, 668421), (394, 651456), (416, 617004), (432, 594152), (464, 553176), (468, 548448), (522, 491712), (576, 445614), (591, 434304), (624, 411336), (696, 368784), (702, 365632), (754, 340416), (783, 327808), (788, 325728), (832, 308502), (864, 297076), (928, 276588), (936, 274224), (1044, 245856), (1131, 226944), (1152, 222807), (1182, 217152), (1248, 205668), (1392, 184392), (1404, 182816), (1508, 170208), (1566, 163904), (1576, 162864), (1664, 154251), (1728, 148538), (1773, 144768), (1856, 138294), (1872, 137112), (2088, 122928), (2262, 113472), (2364, 108576), (2496, 102834), (2561, 100224), (2784, 92196), (2808, 91408), (3016, 85104), (3132, 81952), (3152, 81432), (3393, 75648), (3456, 74269), (3546, 72384), (3712, 69147), (3744, 68556), (4176, 61464), (4524, 56736), (4728, 54288), (4992, 51417), (5122, 50112), (5319, 48256), (5568, 46098), (5616, 45704), (5713, 44928), (6032, 42552), (6264, 40976), (6304, 40716), (6786, 37824), (7092, 36192), (7488, 34278), (7683, 33408), (8352, 30732), (9048, 28368), (9456, 27144), (10179, 25216), (10244, 25056), (10638, 24128), (11136, 23049), (11232, 22852), (11426, 22464), (12064, 21276), (12528, 20488), (12608, 20358), (13572, 18912), (14184, 18096), (14976, 17139), (15366, 16704)]