257470304

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1$

素因数の和:797

約数の個数: 144

約数和(自身を含む): 673269408

約数和(自身を除く): 415799104

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 49, 52, 56, 68, 91, 98, 104, 112, 119, 136, 182, 196, 208, 221, 224, 238, 272, 364, 392, 416, 442, 476, 544, 637, 728, 743, 784, 833, 884, 952, 1274, 1456, 1486, 1547, 1568, 1666, 1768, 1904, 2548, 2912, 2972, 3094, 3332, 3536, 3808, 5096, 5201, 5944, 6188, 6664, 7072, 9659, 10192, 10402, 10829, 11888, 12376, 12631, 13328, 19318, 20384, 20804, 21658, 23776, 24752, 25262, 26656, 36407, 38636, 41608, 43316, 49504, 50524, 67613, 72814, 77272, 83216, 86632, 88417, 101048, 135226, 145628, 154544, 164203, 166432, 173264, 176834, 202096, 270452, 291256, 309088, 328406, 346528, 353668, 404192, 473291, 540904, 582512, 618919, 656812, 707336, 946582, 1081808, 1149421, 1165024, 1237838, 1313624, 1414672, 1893164, 2163616, 2298842, 2475676, 2627248, 2829344, 3786328, 4597684, 4951352, 5254496, 7572656, 8045947, 9195368, 9902704, 15145312, 16091894, 18390736, 19805408, 32183788, 36781472, 64367576, 128735152, 257470304]

約数ペア:

[(1, 257470304), (2, 128735152), (4, 64367576), (7, 36781472), (8, 32183788), (13, 19805408), (14, 18390736), (16, 16091894), (17, 15145312), (26, 9902704), (28, 9195368), (32, 8045947), (34, 7572656), (49, 5254496), (52, 4951352), (56, 4597684), (68, 3786328), (91, 2829344), (98, 2627248), (104, 2475676), (112, 2298842), (119, 2163616), (136, 1893164), (182, 1414672), (196, 1313624), (208, 1237838), (221, 1165024), (224, 1149421), (238, 1081808), (272, 946582), (364, 707336), (392, 656812), (416, 618919), (442, 582512), (476, 540904), (544, 473291), (637, 404192), (728, 353668), (743, 346528), (784, 328406), (833, 309088), (884, 291256), (952, 270452), (1274, 202096), (1456, 176834), (1486, 173264), (1547, 166432), (1568, 164203), (1666, 154544), (1768, 145628), (1904, 135226), (2548, 101048), (2912, 88417), (2972, 86632), (3094, 83216), (3332, 77272), (3536, 72814), (3808, 67613), (5096, 50524), (5201, 49504), (5944, 43316), (6188, 41608), (6664, 38636), (7072, 36407), (9659, 26656), (10192, 25262), (10402, 24752), (10829, 23776), (11888, 21658), (12376, 20804), (12631, 20384), (13328, 19318)]