57980720

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{2113}}^1$

素因数の和:2147

約数の個数: 80

約数和(自身を含む): 157281600

約数和(自身を除く): 99300880

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, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2113, 2744, 3430, 3920, 4226, 5488, 6860, 8452, 10565, 13720, 14791, 16904, 21130, 27440, 29582, 33808, 42260, 59164, 73955, 84520, 103537, 118328, 147910, 169040, 207074, 236656, 295820, 414148, 517685, 591640, 724759, 828296, 1035370, 1183280, 1449518, 1656592, 2070740, 2899036, 3623795, 4141480, 5798072, 7247590, 8282960, 11596144, 14495180, 28990360, 57980720]

約数ペア:

[(1, 57980720), (2, 28990360), (4, 14495180), (5, 11596144), (7, 8282960), (8, 7247590), (10, 5798072), (14, 4141480), (16, 3623795), (20, 2899036), (28, 2070740), (35, 1656592), (40, 1449518), (49, 1183280), (56, 1035370), (70, 828296), (80, 724759), (98, 591640), (112, 517685), (140, 414148), (196, 295820), (245, 236656), (280, 207074), (343, 169040), (392, 147910), (490, 118328), (560, 103537), (686, 84520), (784, 73955), (980, 59164), (1372, 42260), (1715, 33808), (1960, 29582), (2113, 27440), (2744, 21130), (3430, 16904), (3920, 14791), (4226, 13720), (5488, 10565), (6860, 8452)]