247152640

素因数分解:

$2^{14}\times 5^1\times 7^1\times {\mathrm{431}}^1$

素因数の和:471

約数の個数: 120

約数和(自身を含む): 679456512

約数和(自身を除く): 432303872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 431, 448, 512, 560, 640, 862, 896, 1024, 1120, 1280, 1724, 1792, 2048, 2155, 2240, 2560, 3017, 3448, 3584, 4096, 4310, 4480, 5120, 6034, 6896, 7168, 8192, 8620, 8960, 10240, 12068, 13792, 14336, 15085, 16384, 17240, 17920, 20480, 24136, 27584, 28672, 30170, 34480, 35840, 40960, 48272, 55168, 57344, 60340, 68960, 71680, 81920, 96544, 110336, 114688, 120680, 137920, 143360, 193088, 220672, 241360, 275840, 286720, 386176, 441344, 482720, 551680, 573440, 772352, 882688, 965440, 1103360, 1544704, 1765376, 1930880, 2206720, 3089408, 3530752, 3861760, 4413440, 6178816, 7061504, 7723520, 8826880, 12357632, 15447040, 17653760, 24715264, 30894080, 35307520, 49430528, 61788160, 123576320, 247152640]

約数ペア:

[(1, 247152640), (2, 123576320), (4, 61788160), (5, 49430528), (7, 35307520), (8, 30894080), (10, 24715264), (14, 17653760), (16, 15447040), (20, 12357632), (28, 8826880), (32, 7723520), (35, 7061504), (40, 6178816), (56, 4413440), (64, 3861760), (70, 3530752), (80, 3089408), (112, 2206720), (128, 1930880), (140, 1765376), (160, 1544704), (224, 1103360), (256, 965440), (280, 882688), (320, 772352), (431, 573440), (448, 551680), (512, 482720), (560, 441344), (640, 386176), (862, 286720), (896, 275840), (1024, 241360), (1120, 220672), (1280, 193088), (1724, 143360), (1792, 137920), (2048, 120680), (2155, 114688), (2240, 110336), (2560, 96544), (3017, 81920), (3448, 71680), (3584, 68960), (4096, 60340), (4310, 57344), (4480, 55168), (5120, 48272), (6034, 40960), (6896, 35840), (7168, 34480), (8192, 30170), (8620, 28672), (8960, 27584), (10240, 24136), (12068, 20480), (13792, 17920), (14336, 17240), (15085, 16384)]