31467520

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{439}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 86486400

約数和(自身を除く): 55018880

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, 439, 448, 512, 560, 640, 878, 896, 1024, 1120, 1280, 1756, 1792, 2048, 2195, 2240, 2560, 3073, 3512, 3584, 4390, 4480, 5120, 6146, 7024, 7168, 8780, 8960, 10240, 12292, 14048, 14336, 15365, 17560, 17920, 24584, 28096, 30730, 35120, 35840, 49168, 56192, 61460, 70240, 71680, 98336, 112384, 122920, 140480, 196672, 224768, 245840, 280960, 393344, 449536, 491680, 561920, 786688, 899072, 983360, 1123840, 1573376, 1966720, 2247680, 3146752, 3933440, 4495360, 6293504, 7866880, 15733760, 31467520]

約数ペア:

[(1, 31467520), (2, 15733760), (4, 7866880), (5, 6293504), (7, 4495360), (8, 3933440), (10, 3146752), (14, 2247680), (16, 1966720), (20, 1573376), (28, 1123840), (32, 983360), (35, 899072), (40, 786688), (56, 561920), (64, 491680), (70, 449536), (80, 393344), (112, 280960), (128, 245840), (140, 224768), (160, 196672), (224, 140480), (256, 122920), (280, 112384), (320, 98336), (439, 71680), (448, 70240), (512, 61460), (560, 56192), (640, 49168), (878, 35840), (896, 35120), (1024, 30730), (1120, 28096), (1280, 24584), (1756, 17920), (1792, 17560), (2048, 15365), (2195, 14336), (2240, 14048), (2560, 12292), (3073, 10240), (3512, 8960), (3584, 8780), (4390, 7168), (4480, 7024), (5120, 6146)]