256445952

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 320

約数和(自身を含む): 876801024

約数和(自身を除く): 620355072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 23, 24, 28, 32, 34, 42, 46, 48, 51, 56, 61, 64, 68, 69, 84, 92, 96, 102, 112, 119, 122, 128, 136, 138, 161, 168, 183, 184, 192, 204, 224, 238, 244, 256, 272, 276, 322, 336, 357, 366, 368, 384, 391, 408, 427, 448, 476, 483, 488, 512, 544, 552, 644, 672, 714, 732, 736, 768, 782, 816, 854, 896, 952, 966, 976, 1037, 1088, 1104, 1173, 1281, 1288, 1344, 1403, 1428, 1464, 1472, 1536, 1564, 1632, 1708, 1792, 1904, 1932, 1952, 2074, 2176, 2208, 2346, 2562, 2576, 2688, 2737, 2806, 2856, 2928, 2944, 3111, 3128, 3264, 3416, 3584, 3808, 3864, 3904, 4148, 4209, 4352, 4416, 4692, 5124, 5152, 5376, 5474, 5612, 5712, 5856, 5888, 6222, 6256, 6528, 6832, 7259, 7616, 7728, 7808, 8211, 8296, 8418, 8704, 8832, 9384, 9821, 10248, 10304, 10752, 10948, 11224, 11424, 11712, 11776, 12444, 12512, 13056, 13664, 14518, 15232, 15456, 15616, 16422, 16592, 16836, 17664, 18768, 19642, 20496, 20608, 21777, 21896, 22448, 22848, 23424, 23851, 24888, 25024, 26112, 27328, 29036, 29463, 30464, 30912, 31232, 32844, 33184, 33672, 35328, 37536, 39284, 40992, 41216, 43554, 43792, 44896, 45696, 46848, 47702, 49776, 50048, 54656, 58072, 58926, 60928, 61824, 65688, 66368, 67344, 71553, 75072, 78568, 81984, 82432, 87108, 87584, 89792, 91392, 93696, 95404, 99552, 100096, 109312, 116144, 117852, 123648, 131376, 132736, 134688, 143106, 150144, 157136, 163968, 166957, 174216, 175168, 179584, 182784, 190808, 199104, 200192, 218624, 232288, 235704, 247296, 262752, 265472, 269376, 286212, 300288, 314272, 327936, 333914, 348432, 350336, 359168, 381616, 398208, 464576, 471408, 500871, 525504, 530944, 538752, 572424, 600576, 628544, 655872, 667828, 696864, 700672, 718336, 763232, 796416, 929152, 942816, 1001742, 1051008, 1077504, 1144848, 1257088, 1335656, 1393728, 1401344, 1526464, 1592832, 1858304, 1885632, 2003484, 2102016, 2155008, 2289696, 2514176, 2671312, 2787456, 3052928, 3716608, 3771264, 4006968, 4204032, 4579392, 5028352, 5342624, 5574912, 6105856, 7542528, 8013936, 9158784, 10685248, 11149824, 12211712, 15085056, 16027872, 18317568, 21370496, 32055744, 36635136, 42740992, 64111488, 85481984, 128222976, 256445952]

約数ペア:

[(1, 256445952), (2, 128222976), (3, 85481984), (4, 64111488), (6, 42740992), (7, 36635136), (8, 32055744), (12, 21370496), (14, 18317568), (16, 16027872), (17, 15085056), (21, 12211712), (23, 11149824), (24, 10685248), (28, 9158784), (32, 8013936), (34, 7542528), (42, 6105856), (46, 5574912), (48, 5342624), (51, 5028352), (56, 4579392), (61, 4204032), (64, 4006968), (68, 3771264), (69, 3716608), (84, 3052928), (92, 2787456), (96, 2671312), (102, 2514176), (112, 2289696), (119, 2155008), (122, 2102016), (128, 2003484), (136, 1885632), (138, 1858304), (161, 1592832), (168, 1526464), (183, 1401344), (184, 1393728), (192, 1335656), (204, 1257088), (224, 1144848), (238, 1077504), (244, 1051008), (256, 1001742), (272, 942816), (276, 929152), (322, 796416), (336, 763232), (357, 718336), (366, 700672), (368, 696864), (384, 667828), (391, 655872), (408, 628544), (427, 600576), (448, 572424), (476, 538752), (483, 530944), (488, 525504), (512, 500871), (544, 471408), (552, 464576), (644, 398208), (672, 381616), (714, 359168), (732, 350336), (736, 348432), (768, 333914), (782, 327936), (816, 314272), (854, 300288), (896, 286212), (952, 269376), (966, 265472), (976, 262752), (1037, 247296), (1088, 235704), (1104, 232288), (1173, 218624), (1281, 200192), (1288, 199104), (1344, 190808), (1403, 182784), (1428, 179584), (1464, 175168), (1472, 174216), (1536, 166957), (1564, 163968), (1632, 157136), (1708, 150144), (1792, 143106), (1904, 134688), (1932, 132736), (1952, 131376), (2074, 123648), (2176, 117852), (2208, 116144), (2346, 109312), (2562, 100096), (2576, 99552), (2688, 95404), (2737, 93696), (2806, 91392), (2856, 89792), (2928, 87584), (2944, 87108), (3111, 82432), (3128, 81984), (3264, 78568), (3416, 75072), (3584, 71553), (3808, 67344), (3864, 66368), (3904, 65688), (4148, 61824), (4209, 60928), (4352, 58926), (4416, 58072), (4692, 54656), (5124, 50048), (5152, 49776), (5376, 47702), (5474, 46848), (5612, 45696), (5712, 44896), (5856, 43792), (5888, 43554), (6222, 41216), (6256, 40992), (6528, 39284), (6832, 37536), (7259, 35328), (7616, 33672), (7728, 33184), (7808, 32844), (8211, 31232), (8296, 30912), (8418, 30464), (8704, 29463), (8832, 29036), (9384, 27328), (9821, 26112), (10248, 25024), (10304, 24888), (10752, 23851), (10948, 23424), (11224, 22848), (11424, 22448), (11712, 21896), (11776, 21777), (12444, 20608), (12512, 20496), (13056, 19642), (13664, 18768), (14518, 17664), (15232, 16836), (15456, 16592), (15616, 16422)]