144445000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{4127}}^1$

素因数の和:4160

約数の個数: 80

約数和(自身を含む): 386876160

約数和(自身を除く): 242431160

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, 4127, 4375, 5000, 7000, 8254, 8750, 16508, 17500, 20635, 28889, 33016, 35000, 41270, 57778, 82540, 103175, 115556, 144445, 165080, 206350, 231112, 288890, 412700, 515875, 577780, 722225, 825400, 1031750, 1155560, 1444450, 2063500, 2579375, 2888900, 3611125, 4127000, 5158750, 5777800, 7222250, 10317500, 14444500, 18055625, 20635000, 28889000, 36111250, 72222500, 144445000]

約数ペア:

[(1, 144445000), (2, 72222500), (4, 36111250), (5, 28889000), (7, 20635000), (8, 18055625), (10, 14444500), (14, 10317500), (20, 7222250), (25, 5777800), (28, 5158750), (35, 4127000), (40, 3611125), (50, 2888900), (56, 2579375), (70, 2063500), (100, 1444450), (125, 1155560), (140, 1031750), (175, 825400), (200, 722225), (250, 577780), (280, 515875), (350, 412700), (500, 288890), (625, 231112), (700, 206350), (875, 165080), (1000, 144445), (1250, 115556), (1400, 103175), (1750, 82540), (2500, 57778), (3500, 41270), (4127, 35000), (4375, 33016), (5000, 28889), (7000, 20635), (8254, 17500), (8750, 16508)]