1223955712

素因数分解:

$2^8\times 7^3\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:353

約数の個数: 144

約数和(自身を含む): 2913926400

約数和(自身を除く): 1689970688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 53, 56, 64, 98, 106, 112, 128, 196, 212, 224, 256, 263, 343, 371, 392, 424, 448, 526, 686, 742, 784, 848, 896, 1052, 1372, 1484, 1568, 1696, 1792, 1841, 2104, 2597, 2744, 2968, 3136, 3392, 3682, 4208, 5194, 5488, 5936, 6272, 6784, 7364, 8416, 10388, 10976, 11872, 12544, 12887, 13568, 13939, 14728, 16832, 18179, 20776, 21952, 23744, 25774, 27878, 29456, 33664, 36358, 41552, 43904, 47488, 51548, 55756, 58912, 67328, 72716, 83104, 87808, 90209, 94976, 97573, 103096, 111512, 117824, 145432, 166208, 180418, 195146, 206192, 223024, 235648, 290864, 332416, 360836, 390292, 412384, 446048, 471296, 581728, 664832, 683011, 721672, 780584, 824768, 892096, 1163456, 1366022, 1443344, 1561168, 1649536, 1784192, 2326912, 2732044, 2886688, 3122336, 3299072, 3568384, 4653824, 4781077, 5464088, 5773376, 6244672, 9562154, 10928176, 11546752, 12489344, 19124308, 21856352, 23093504, 24978688, 38248616, 43712704, 76497232, 87425408, 152994464, 174850816, 305988928, 611977856, 1223955712]

約数ペア:

[(1, 1223955712), (2, 611977856), (4, 305988928), (7, 174850816), (8, 152994464), (14, 87425408), (16, 76497232), (28, 43712704), (32, 38248616), (49, 24978688), (53, 23093504), (56, 21856352), (64, 19124308), (98, 12489344), (106, 11546752), (112, 10928176), (128, 9562154), (196, 6244672), (212, 5773376), (224, 5464088), (256, 4781077), (263, 4653824), (343, 3568384), (371, 3299072), (392, 3122336), (424, 2886688), (448, 2732044), (526, 2326912), (686, 1784192), (742, 1649536), (784, 1561168), (848, 1443344), (896, 1366022), (1052, 1163456), (1372, 892096), (1484, 824768), (1568, 780584), (1696, 721672), (1792, 683011), (1841, 664832), (2104, 581728), (2597, 471296), (2744, 446048), (2968, 412384), (3136, 390292), (3392, 360836), (3682, 332416), (4208, 290864), (5194, 235648), (5488, 223024), (5936, 206192), (6272, 195146), (6784, 180418), (7364, 166208), (8416, 145432), (10388, 117824), (10976, 111512), (11872, 103096), (12544, 97573), (12887, 94976), (13568, 90209), (13939, 87808), (14728, 83104), (16832, 72716), (18179, 67328), (20776, 58912), (21952, 55756), (23744, 51548), (25774, 47488), (27878, 43904), (29456, 41552), (33664, 36358)]