256946976

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:424

約数の個数: 288

約数和(自身を含む): 911409408

約数和(自身を除く): 654462432

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 17, 18, 22, 24, 26, 32, 33, 34, 36, 39, 44, 48, 51, 52, 66, 68, 72, 78, 88, 96, 99, 102, 104, 117, 132, 136, 143, 144, 153, 156, 176, 187, 198, 204, 208, 221, 234, 264, 272, 286, 288, 306, 312, 352, 367, 374, 396, 408, 416, 429, 442, 468, 528, 544, 561, 572, 612, 624, 663, 734, 748, 792, 816, 858, 884, 936, 1056, 1101, 1122, 1144, 1224, 1248, 1287, 1326, 1468, 1496, 1584, 1632, 1683, 1716, 1768, 1872, 1989, 2202, 2244, 2288, 2431, 2448, 2574, 2652, 2936, 2992, 3168, 3303, 3366, 3432, 3536, 3744, 3978, 4037, 4404, 4488, 4576, 4771, 4862, 4896, 5148, 5304, 5872, 5984, 6239, 6606, 6732, 6864, 7072, 7293, 7956, 8074, 8808, 8976, 9542, 9724, 10296, 10608, 11744, 12111, 12478, 13212, 13464, 13728, 14313, 14586, 15912, 16148, 17616, 17952, 18717, 19084, 19448, 20592, 21216, 21879, 24222, 24956, 26424, 26928, 28626, 29172, 31824, 32296, 35232, 36333, 37434, 38168, 38896, 41184, 42939, 43758, 48444, 49912, 52481, 52848, 53856, 56151, 57252, 58344, 63648, 64592, 68629, 72666, 74868, 76336, 77792, 81107, 85878, 87516, 96888, 99824, 104962, 105696, 112302, 114504, 116688, 129184, 137258, 145332, 149736, 152672, 157443, 162214, 171756, 175032, 193776, 199648, 205887, 209924, 224604, 229008, 233376, 243321, 274516, 290664, 299472, 314886, 324428, 343512, 350064, 387552, 411774, 419848, 449208, 458016, 472329, 486642, 549032, 581328, 598944, 617661, 629772, 648856, 687024, 700128, 729963, 823548, 839696, 892177, 898416, 944658, 973284, 1098064, 1162656, 1235322, 1259544, 1297712, 1374048, 1459926, 1647096, 1679392, 1784354, 1796832, 1889316, 1946568, 2196128, 2470644, 2519088, 2595424, 2676531, 2919852, 3294192, 3568708, 3778632, 3893136, 4941288, 5038176, 5353062, 5839704, 6588384, 7137416, 7557264, 7786272, 8029593, 9882576, 10706124, 11679408, 14274832, 15114528, 16059186, 19765152, 21412248, 23358816, 28549664, 32118372, 42824496, 64236744, 85648992, 128473488, 256946976]

約数ペア:

[(1, 256946976), (2, 128473488), (3, 85648992), (4, 64236744), (6, 42824496), (8, 32118372), (9, 28549664), (11, 23358816), (12, 21412248), (13, 19765152), (16, 16059186), (17, 15114528), (18, 14274832), (22, 11679408), (24, 10706124), (26, 9882576), (32, 8029593), (33, 7786272), (34, 7557264), (36, 7137416), (39, 6588384), (44, 5839704), (48, 5353062), (51, 5038176), (52, 4941288), (66, 3893136), (68, 3778632), (72, 3568708), (78, 3294192), (88, 2919852), (96, 2676531), (99, 2595424), (102, 2519088), (104, 2470644), (117, 2196128), (132, 1946568), (136, 1889316), (143, 1796832), (144, 1784354), (153, 1679392), (156, 1647096), (176, 1459926), (187, 1374048), (198, 1297712), (204, 1259544), (208, 1235322), (221, 1162656), (234, 1098064), (264, 973284), (272, 944658), (286, 898416), (288, 892177), (306, 839696), (312, 823548), (352, 729963), (367, 700128), (374, 687024), (396, 648856), (408, 629772), (416, 617661), (429, 598944), (442, 581328), (468, 549032), (528, 486642), (544, 472329), (561, 458016), (572, 449208), (612, 419848), (624, 411774), (663, 387552), (734, 350064), (748, 343512), (792, 324428), (816, 314886), (858, 299472), (884, 290664), (936, 274516), (1056, 243321), (1101, 233376), (1122, 229008), (1144, 224604), (1224, 209924), (1248, 205887), (1287, 199648), (1326, 193776), (1468, 175032), (1496, 171756), (1584, 162214), (1632, 157443), (1683, 152672), (1716, 149736), (1768, 145332), (1872, 137258), (1989, 129184), (2202, 116688), (2244, 114504), (2288, 112302), (2431, 105696), (2448, 104962), (2574, 99824), (2652, 96888), (2936, 87516), (2992, 85878), (3168, 81107), (3303, 77792), (3366, 76336), (3432, 74868), (3536, 72666), (3744, 68629), (3978, 64592), (4037, 63648), (4404, 58344), (4488, 57252), (4576, 56151), (4771, 53856), (4862, 52848), (4896, 52481), (5148, 49912), (5304, 48444), (5872, 43758), (5984, 42939), (6239, 41184), (6606, 38896), (6732, 38168), (6864, 37434), (7072, 36333), (7293, 35232), (7956, 32296), (8074, 31824), (8808, 29172), (8976, 28626), (9542, 26928), (9724, 26424), (10296, 24956), (10608, 24222), (11744, 21879), (12111, 21216), (12478, 20592), (13212, 19448), (13464, 19084), (13728, 18717), (14313, 17952), (14586, 17616), (15912, 16148)]