209461504

素因数分解:

$2^8\times 7^1\times {\mathrm{179}}^1\times {\mathrm{653}}^1$

素因数の和:855

約数の個数: 72

約数和(自身を含む): 481239360

約数和(自身を除く): 271777856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 179, 224, 256, 358, 448, 653, 716, 896, 1253, 1306, 1432, 1792, 2506, 2612, 2864, 4571, 5012, 5224, 5728, 9142, 10024, 10448, 11456, 18284, 20048, 20896, 22912, 36568, 40096, 41792, 45824, 73136, 80192, 83584, 116887, 146272, 160384, 167168, 233774, 292544, 320768, 467548, 585088, 818209, 935096, 1170176, 1636418, 1870192, 3272836, 3740384, 6545672, 7480768, 13091344, 14961536, 26182688, 29923072, 52365376, 104730752, 209461504]

約数ペア:

[(1, 209461504), (2, 104730752), (4, 52365376), (7, 29923072), (8, 26182688), (14, 14961536), (16, 13091344), (28, 7480768), (32, 6545672), (56, 3740384), (64, 3272836), (112, 1870192), (128, 1636418), (179, 1170176), (224, 935096), (256, 818209), (358, 585088), (448, 467548), (653, 320768), (716, 292544), (896, 233774), (1253, 167168), (1306, 160384), (1432, 146272), (1792, 116887), (2506, 83584), (2612, 80192), (2864, 73136), (4571, 45824), (5012, 41792), (5224, 40096), (5728, 36568), (9142, 22912), (10024, 20896), (10448, 20048), (11456, 18284)]