30730000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{439}}^1$

素因数の和:474

約数の個数: 100

約数和(自身を含む): 85222720

約数和(自身を除く): 54492720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 439, 500, 560, 625, 700, 875, 878, 1000, 1250, 1400, 1750, 1756, 2000, 2195, 2500, 2800, 3073, 3500, 3512, 4375, 4390, 5000, 6146, 7000, 7024, 8750, 8780, 10000, 10975, 12292, 14000, 15365, 17500, 17560, 21950, 24584, 30730, 35000, 35120, 43900, 49168, 54875, 61460, 70000, 76825, 87800, 109750, 122920, 153650, 175600, 219500, 245840, 274375, 307300, 384125, 439000, 548750, 614600, 768250, 878000, 1097500, 1229200, 1536500, 1920625, 2195000, 3073000, 3841250, 4390000, 6146000, 7682500, 15365000, 30730000]

約数ペア:

[(1, 30730000), (2, 15365000), (4, 7682500), (5, 6146000), (7, 4390000), (8, 3841250), (10, 3073000), (14, 2195000), (16, 1920625), (20, 1536500), (25, 1229200), (28, 1097500), (35, 878000), (40, 768250), (50, 614600), (56, 548750), (70, 439000), (80, 384125), (100, 307300), (112, 274375), (125, 245840), (140, 219500), (175, 175600), (200, 153650), (250, 122920), (280, 109750), (350, 87800), (400, 76825), (439, 70000), (500, 61460), (560, 54875), (625, 49168), (700, 43900), (875, 35120), (878, 35000), (1000, 30730), (1250, 24584), (1400, 21950), (1750, 17560), (1756, 17500), (2000, 15365), (2195, 14000), (2500, 12292), (2800, 10975), (3073, 10000), (3500, 8780), (3512, 8750), (4375, 7024), (4390, 7000), (5000, 6146)]