154387520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:620

約数の個数: 112

約数和(自身を含む): 423793920

約数和(自身を除く): 269406400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 157, 160, 224, 280, 314, 320, 439, 448, 560, 628, 785, 878, 1099, 1120, 1256, 1570, 1756, 2195, 2198, 2240, 2512, 3073, 3140, 3512, 4390, 4396, 5024, 5495, 6146, 6280, 7024, 8780, 8792, 10048, 10990, 12292, 12560, 14048, 15365, 17560, 17584, 21980, 24584, 25120, 28096, 30730, 35120, 35168, 43960, 49168, 50240, 61460, 68923, 70240, 70336, 87920, 98336, 122920, 137846, 140480, 175840, 196672, 245840, 275692, 344615, 351680, 482461, 491680, 551384, 689230, 964922, 983360, 1102768, 1378460, 1929844, 2205536, 2412305, 2756920, 3859688, 4411072, 4824610, 5513840, 7719376, 9649220, 11027680, 15438752, 19298440, 22055360, 30877504, 38596880, 77193760, 154387520]

約数ペア:

[(1, 154387520), (2, 77193760), (4, 38596880), (5, 30877504), (7, 22055360), (8, 19298440), (10, 15438752), (14, 11027680), (16, 9649220), (20, 7719376), (28, 5513840), (32, 4824610), (35, 4411072), (40, 3859688), (56, 2756920), (64, 2412305), (70, 2205536), (80, 1929844), (112, 1378460), (140, 1102768), (157, 983360), (160, 964922), (224, 689230), (280, 551384), (314, 491680), (320, 482461), (439, 351680), (448, 344615), (560, 275692), (628, 245840), (785, 196672), (878, 175840), (1099, 140480), (1120, 137846), (1256, 122920), (1570, 98336), (1756, 87920), (2195, 70336), (2198, 70240), (2240, 68923), (2512, 61460), (3073, 50240), (3140, 49168), (3512, 43960), (4390, 35168), (4396, 35120), (5024, 30730), (5495, 28096), (6146, 25120), (6280, 24584), (7024, 21980), (8780, 17584), (8792, 17560), (10048, 15365), (10990, 14048), (12292, 12560)]