42356720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1759}}^1$

素因数の和:1822

約数の個数: 80

約数和(自身を含む): 115230720

約数和(自身を除く): 72874000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 1759, 2408, 3010, 3440, 3518, 4816, 6020, 7036, 8795, 12040, 12313, 14072, 17590, 24080, 24626, 28144, 35180, 49252, 61565, 70360, 75637, 98504, 123130, 140720, 151274, 197008, 246260, 302548, 378185, 492520, 529459, 605096, 756370, 985040, 1058918, 1210192, 1512740, 2117836, 2647295, 3025480, 4235672, 5294590, 6050960, 8471344, 10589180, 21178360, 42356720]

約数ペア:

[(1, 42356720), (2, 21178360), (4, 10589180), (5, 8471344), (7, 6050960), (8, 5294590), (10, 4235672), (14, 3025480), (16, 2647295), (20, 2117836), (28, 1512740), (35, 1210192), (40, 1058918), (43, 985040), (56, 756370), (70, 605096), (80, 529459), (86, 492520), (112, 378185), (140, 302548), (172, 246260), (215, 197008), (280, 151274), (301, 140720), (344, 123130), (430, 98504), (560, 75637), (602, 70360), (688, 61565), (860, 49252), (1204, 35180), (1505, 28144), (1720, 24626), (1759, 24080), (2408, 17590), (3010, 14072), (3440, 12313), (3518, 12040), (4816, 8795), (6020, 7036)]