1627156720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{937}}^1$

素因数の和:1407

約数の個数: 120

約数和(自身を含む): 4415436144

約数和(自身を除く): 2788279424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 443, 490, 560, 784, 886, 937, 980, 1772, 1874, 1960, 2215, 3101, 3544, 3748, 3920, 4430, 4685, 6202, 6559, 7088, 7496, 8860, 9370, 12404, 13118, 14992, 15505, 17720, 18740, 21707, 24808, 26236, 31010, 32795, 35440, 37480, 43414, 45913, 49616, 52472, 62020, 65590, 74960, 86828, 91826, 104944, 108535, 124040, 131180, 173656, 183652, 217070, 229565, 248080, 262360, 347312, 367304, 415091, 434140, 459130, 524720, 734608, 830182, 868280, 918260, 1660364, 1736560, 1836520, 2075455, 2905637, 3320728, 3673040, 4150910, 5811274, 6641456, 8301820, 11622548, 14528185, 16603640, 20339459, 23245096, 29056370, 33207280, 40678918, 46490192, 58112740, 81357836, 101697295, 116225480, 162715672, 203394590, 232450960, 325431344, 406789180, 813578360, 1627156720]

約数ペア:

[(1, 1627156720), (2, 813578360), (4, 406789180), (5, 325431344), (7, 232450960), (8, 203394590), (10, 162715672), (14, 116225480), (16, 101697295), (20, 81357836), (28, 58112740), (35, 46490192), (40, 40678918), (49, 33207280), (56, 29056370), (70, 23245096), (80, 20339459), (98, 16603640), (112, 14528185), (140, 11622548), (196, 8301820), (245, 6641456), (280, 5811274), (392, 4150910), (443, 3673040), (490, 3320728), (560, 2905637), (784, 2075455), (886, 1836520), (937, 1736560), (980, 1660364), (1772, 918260), (1874, 868280), (1960, 830182), (2215, 734608), (3101, 524720), (3544, 459130), (3748, 434140), (3920, 415091), (4430, 367304), (4685, 347312), (6202, 262360), (6559, 248080), (7088, 229565), (7496, 217070), (8860, 183652), (9370, 173656), (12404, 131180), (13118, 124040), (14992, 108535), (15505, 104944), (17720, 91826), (18740, 86828), (21707, 74960), (24808, 65590), (26236, 62020), (31010, 52472), (32795, 49616), (35440, 45913), (37480, 43414)]