256569768

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:286

約数の個数: 320

約数和(自身を含む): 935088000

約数和(自身を除く): 678518232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 19, 21, 24, 26, 27, 28, 36, 38, 39, 42, 52, 54, 56, 57, 63, 72, 76, 78, 81, 84, 91, 104, 108, 114, 117, 126, 133, 152, 156, 162, 168, 171, 182, 189, 216, 228, 229, 234, 247, 252, 266, 273, 312, 324, 342, 351, 364, 378, 399, 456, 458, 468, 494, 504, 513, 532, 546, 567, 648, 684, 687, 702, 728, 741, 756, 798, 819, 916, 936, 988, 1026, 1053, 1064, 1092, 1134, 1197, 1368, 1374, 1404, 1482, 1512, 1539, 1596, 1603, 1638, 1729, 1832, 1976, 2052, 2061, 2106, 2184, 2223, 2268, 2394, 2457, 2748, 2808, 2964, 2977, 3078, 3192, 3206, 3276, 3458, 3591, 4104, 4122, 4212, 4351, 4446, 4536, 4788, 4809, 4914, 5187, 5496, 5928, 5954, 6156, 6183, 6412, 6552, 6669, 6916, 7182, 7371, 8244, 8424, 8702, 8892, 8931, 9576, 9618, 9828, 10374, 10773, 11908, 12312, 12366, 12824, 13053, 13338, 13832, 14364, 14427, 14742, 15561, 16488, 17404, 17784, 17862, 18549, 19236, 19656, 20007, 20748, 20839, 21546, 23816, 24732, 26106, 26676, 26793, 28728, 28854, 29484, 30457, 31122, 34808, 35724, 37098, 38472, 39159, 40014, 41496, 41678, 43092, 43281, 46683, 49464, 52212, 53352, 53586, 56563, 57708, 58968, 60914, 62244, 62517, 71448, 74196, 78318, 80028, 80379, 83356, 86184, 86562, 91371, 93366, 104424, 107172, 113126, 115416, 117477, 121828, 124488, 125034, 129843, 140049, 148392, 156636, 160056, 160758, 166712, 169689, 173124, 182742, 186732, 187551, 214344, 226252, 234954, 241137, 243656, 250068, 259686, 274113, 280098, 313272, 321516, 339378, 346248, 352431, 365484, 373464, 375102, 395941, 452504, 469908, 482274, 500136, 509067, 519372, 548226, 560196, 562653, 643032, 678756, 704862, 730968, 750204, 791882, 822339, 939816, 964548, 1018134, 1038744, 1096452, 1120392, 1125306, 1187823, 1357512, 1409724, 1500408, 1527201, 1583764, 1644678, 1687959, 1929096, 2036268, 2192904, 2250612, 2375646, 2467017, 2819448, 3054402, 3167528, 3289356, 3375918, 3563469, 4072536, 4501224, 4581603, 4751292, 4934034, 6108804, 6578712, 6751836, 7126938, 9163206, 9502584, 9868068, 10690407, 12217608, 13503672, 14253876, 18326412, 19736136, 21380814, 28507752, 32071221, 36652824, 42761628, 64142442, 85523256, 128284884, 256569768]

約数ペア:

[(1, 256569768), (2, 128284884), (3, 85523256), (4, 64142442), (6, 42761628), (7, 36652824), (8, 32071221), (9, 28507752), (12, 21380814), (13, 19736136), (14, 18326412), (18, 14253876), (19, 13503672), (21, 12217608), (24, 10690407), (26, 9868068), (27, 9502584), (28, 9163206), (36, 7126938), (38, 6751836), (39, 6578712), (42, 6108804), (52, 4934034), (54, 4751292), (56, 4581603), (57, 4501224), (63, 4072536), (72, 3563469), (76, 3375918), (78, 3289356), (81, 3167528), (84, 3054402), (91, 2819448), (104, 2467017), (108, 2375646), (114, 2250612), (117, 2192904), (126, 2036268), (133, 1929096), (152, 1687959), (156, 1644678), (162, 1583764), (168, 1527201), (171, 1500408), (182, 1409724), (189, 1357512), (216, 1187823), (228, 1125306), (229, 1120392), (234, 1096452), (247, 1038744), (252, 1018134), (266, 964548), (273, 939816), (312, 822339), (324, 791882), (342, 750204), (351, 730968), (364, 704862), (378, 678756), (399, 643032), (456, 562653), (458, 560196), (468, 548226), (494, 519372), (504, 509067), (513, 500136), (532, 482274), (546, 469908), (567, 452504), (648, 395941), (684, 375102), (687, 373464), (702, 365484), (728, 352431), (741, 346248), (756, 339378), (798, 321516), (819, 313272), (916, 280098), (936, 274113), (988, 259686), (1026, 250068), (1053, 243656), (1064, 241137), (1092, 234954), (1134, 226252), (1197, 214344), (1368, 187551), (1374, 186732), (1404, 182742), (1482, 173124), (1512, 169689), (1539, 166712), (1596, 160758), (1603, 160056), (1638, 156636), (1729, 148392), (1832, 140049), (1976, 129843), (2052, 125034), (2061, 124488), (2106, 121828), (2184, 117477), (2223, 115416), (2268, 113126), (2394, 107172), (2457, 104424), (2748, 93366), (2808, 91371), (2964, 86562), (2977, 86184), (3078, 83356), (3192, 80379), (3206, 80028), (3276, 78318), (3458, 74196), (3591, 71448), (4104, 62517), (4122, 62244), (4212, 60914), (4351, 58968), (4446, 57708), (4536, 56563), (4788, 53586), (4809, 53352), (4914, 52212), (5187, 49464), (5496, 46683), (5928, 43281), (5954, 43092), (6156, 41678), (6183, 41496), (6412, 40014), (6552, 39159), (6669, 38472), (6916, 37098), (7182, 35724), (7371, 34808), (8244, 31122), (8424, 30457), (8702, 29484), (8892, 28854), (8931, 28728), (9576, 26793), (9618, 26676), (9828, 26106), (10374, 24732), (10773, 23816), (11908, 21546), (12312, 20839), (12366, 20748), (12824, 20007), (13053, 19656), (13338, 19236), (13832, 18549), (14364, 17862), (14427, 17784), (14742, 17404), (15561, 16488)]