257569312

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 288

約数和(自身を含む): 743250816

約数和(自身を除く): 485681504

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 17, 22, 26, 28, 32, 34, 43, 44, 52, 56, 68, 77, 86, 88, 91, 104, 112, 119, 121, 136, 143, 154, 172, 176, 182, 187, 208, 221, 224, 238, 242, 272, 286, 301, 308, 344, 352, 364, 374, 416, 442, 473, 476, 484, 544, 559, 572, 602, 616, 688, 728, 731, 748, 847, 884, 946, 952, 968, 1001, 1118, 1144, 1204, 1232, 1309, 1376, 1456, 1462, 1496, 1547, 1573, 1694, 1768, 1892, 1904, 1936, 2002, 2057, 2236, 2288, 2408, 2431, 2464, 2618, 2912, 2924, 2992, 3094, 3146, 3311, 3388, 3536, 3784, 3808, 3872, 3913, 4004, 4114, 4472, 4576, 4816, 4862, 5117, 5203, 5236, 5848, 5984, 6149, 6188, 6292, 6622, 6776, 7072, 7568, 7826, 8008, 8041, 8228, 8944, 9503, 9632, 9724, 10234, 10406, 10472, 11011, 11696, 12298, 12376, 12584, 13244, 13552, 14399, 15136, 15652, 16016, 16082, 16456, 17017, 17888, 19006, 19448, 20468, 20812, 20944, 22022, 23392, 24596, 24752, 25168, 26488, 26741, 27104, 28798, 31304, 32032, 32164, 32912, 34034, 36421, 38012, 38896, 40936, 41624, 41888, 43043, 44044, 49192, 49504, 50336, 52976, 53482, 56287, 57596, 62608, 64328, 65824, 66521, 67639, 68068, 72842, 76024, 77792, 81872, 83248, 86086, 88088, 88451, 98384, 104533, 105952, 106964, 112574, 115192, 125216, 128656, 133042, 135278, 136136, 145684, 152048, 163744, 166496, 172172, 176176, 176902, 187187, 196768, 209066, 213928, 225148, 230384, 257312, 266084, 270556, 272272, 291368, 304096, 344344, 352352, 353804, 374374, 418132, 427856, 450296, 460768, 473473, 532168, 541112, 544544, 582736, 619157, 688688, 707608, 731731, 748748, 836264, 855712, 900592, 946946, 1064336, 1082224, 1149863, 1165472, 1238314, 1377376, 1415216, 1463462, 1497496, 1672528, 1801184, 1893892, 2128672, 2164448, 2299726, 2476628, 2830432, 2926924, 2994992, 3345056, 3787784, 4599452, 4953256, 5853848, 5989984, 7575568, 8049041, 9198904, 9906512, 11707696, 15151136, 16098082, 18397808, 19813024, 23415392, 32196164, 36795616, 64392328, 128784656, 257569312]

約数ペア:

[(1, 257569312), (2, 128784656), (4, 64392328), (7, 36795616), (8, 32196164), (11, 23415392), (13, 19813024), (14, 18397808), (16, 16098082), (17, 15151136), (22, 11707696), (26, 9906512), (28, 9198904), (32, 8049041), (34, 7575568), (43, 5989984), (44, 5853848), (52, 4953256), (56, 4599452), (68, 3787784), (77, 3345056), (86, 2994992), (88, 2926924), (91, 2830432), (104, 2476628), (112, 2299726), (119, 2164448), (121, 2128672), (136, 1893892), (143, 1801184), (154, 1672528), (172, 1497496), (176, 1463462), (182, 1415216), (187, 1377376), (208, 1238314), (221, 1165472), (224, 1149863), (238, 1082224), (242, 1064336), (272, 946946), (286, 900592), (301, 855712), (308, 836264), (344, 748748), (352, 731731), (364, 707608), (374, 688688), (416, 619157), (442, 582736), (473, 544544), (476, 541112), (484, 532168), (544, 473473), (559, 460768), (572, 450296), (602, 427856), (616, 418132), (688, 374374), (728, 353804), (731, 352352), (748, 344344), (847, 304096), (884, 291368), (946, 272272), (952, 270556), (968, 266084), (1001, 257312), (1118, 230384), (1144, 225148), (1204, 213928), (1232, 209066), (1309, 196768), (1376, 187187), (1456, 176902), (1462, 176176), (1496, 172172), (1547, 166496), (1573, 163744), (1694, 152048), (1768, 145684), (1892, 136136), (1904, 135278), (1936, 133042), (2002, 128656), (2057, 125216), (2236, 115192), (2288, 112574), (2408, 106964), (2431, 105952), (2464, 104533), (2618, 98384), (2912, 88451), (2924, 88088), (2992, 86086), (3094, 83248), (3146, 81872), (3311, 77792), (3388, 76024), (3536, 72842), (3784, 68068), (3808, 67639), (3872, 66521), (3913, 65824), (4004, 64328), (4114, 62608), (4472, 57596), (4576, 56287), (4816, 53482), (4862, 52976), (5117, 50336), (5203, 49504), (5236, 49192), (5848, 44044), (5984, 43043), (6149, 41888), (6188, 41624), (6292, 40936), (6622, 38896), (6776, 38012), (7072, 36421), (7568, 34034), (7826, 32912), (8008, 32164), (8041, 32032), (8228, 31304), (8944, 28798), (9503, 27104), (9632, 26741), (9724, 26488), (10234, 25168), (10406, 24752), (10472, 24596), (11011, 23392), (11696, 22022), (12298, 20944), (12376, 20812), (12584, 20468), (13244, 19448), (13552, 19006), (14399, 17888), (15136, 17017), (15652, 16456), (16016, 16082)]