144865000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{4139}}^1$

素因数の和:4172

約数の個数: 80

約数和(自身を含む): 388000800

約数和(自身を除く): 243135800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 625, 700, 875, 1000, 1250, 1400, 1750, 2500, 3500, 4139, 4375, 5000, 7000, 8278, 8750, 16556, 17500, 20695, 28973, 33112, 35000, 41390, 57946, 82780, 103475, 115892, 144865, 165560, 206950, 231784, 289730, 413900, 517375, 579460, 724325, 827800, 1034750, 1158920, 1448650, 2069500, 2586875, 2897300, 3621625, 4139000, 5173750, 5794600, 7243250, 10347500, 14486500, 18108125, 20695000, 28973000, 36216250, 72432500, 144865000]

約数ペア:

[(1, 144865000), (2, 72432500), (4, 36216250), (5, 28973000), (7, 20695000), (8, 18108125), (10, 14486500), (14, 10347500), (20, 7243250), (25, 5794600), (28, 5173750), (35, 4139000), (40, 3621625), (50, 2897300), (56, 2586875), (70, 2069500), (100, 1448650), (125, 1158920), (140, 1034750), (175, 827800), (200, 724325), (250, 579460), (280, 517375), (350, 413900), (500, 289730), (625, 231784), (700, 206950), (875, 165560), (1000, 144865), (1250, 115892), (1400, 103475), (1750, 82780), (2500, 57946), (3500, 41390), (4139, 35000), (4375, 33112), (5000, 28973), (7000, 20695), (8278, 17500), (8750, 16556)]