51543240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1427}}^1$

素因数の和:1491

約数の個数: 128

約数和(自身を含む): 180956160

約数和(自身を除く): 129412920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1427, 1505, 1720, 1806, 2408, 2580, 2854, 3010, 3612, 4281, 4515, 5160, 5708, 6020, 7135, 7224, 8562, 9030, 9989, 11416, 12040, 14270, 17124, 18060, 19978, 21405, 28540, 29967, 34248, 36120, 39956, 42810, 49945, 57080, 59934, 61361, 79912, 85620, 99890, 119868, 122722, 149835, 171240, 184083, 199780, 239736, 245444, 299670, 306805, 368166, 399560, 429527, 490888, 599340, 613610, 736332, 859054, 920415, 1198680, 1227220, 1288581, 1472664, 1718108, 1840830, 2147635, 2454440, 2577162, 3436216, 3681660, 4295270, 5154324, 6442905, 7363320, 8590540, 10308648, 12885810, 17181080, 25771620, 51543240]

約数ペア:

[(1, 51543240), (2, 25771620), (3, 17181080), (4, 12885810), (5, 10308648), (6, 8590540), (7, 7363320), (8, 6442905), (10, 5154324), (12, 4295270), (14, 3681660), (15, 3436216), (20, 2577162), (21, 2454440), (24, 2147635), (28, 1840830), (30, 1718108), (35, 1472664), (40, 1288581), (42, 1227220), (43, 1198680), (56, 920415), (60, 859054), (70, 736332), (84, 613610), (86, 599340), (105, 490888), (120, 429527), (129, 399560), (140, 368166), (168, 306805), (172, 299670), (210, 245444), (215, 239736), (258, 199780), (280, 184083), (301, 171240), (344, 149835), (420, 122722), (430, 119868), (516, 99890), (602, 85620), (645, 79912), (840, 61361), (860, 59934), (903, 57080), (1032, 49945), (1204, 42810), (1290, 39956), (1427, 36120), (1505, 34248), (1720, 29967), (1806, 28540), (2408, 21405), (2580, 19978), (2854, 18060), (3010, 17124), (3612, 14270), (4281, 12040), (4515, 11416), (5160, 9989), (5708, 9030), (6020, 8562), (7135, 7224)]