142934960

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{5209}}^1$

素因数の和:5243

約数の個数: 80

約数和(自身を含む): 387624000

約数和(自身を除く): 244689040

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, 2744, 3430, 3920, 5209, 5488, 6860, 10418, 13720, 20836, 26045, 27440, 36463, 41672, 52090, 72926, 83344, 104180, 145852, 182315, 208360, 255241, 291704, 364630, 416720, 510482, 583408, 729260, 1020964, 1276205, 1458520, 1786687, 2041928, 2552410, 2917040, 3573374, 4083856, 5104820, 7146748, 8933435, 10209640, 14293496, 17866870, 20419280, 28586992, 35733740, 71467480, 142934960]

約数ペア:

[(1, 142934960), (2, 71467480), (4, 35733740), (5, 28586992), (7, 20419280), (8, 17866870), (10, 14293496), (14, 10209640), (16, 8933435), (20, 7146748), (28, 5104820), (35, 4083856), (40, 3573374), (49, 2917040), (56, 2552410), (70, 2041928), (80, 1786687), (98, 1458520), (112, 1276205), (140, 1020964), (196, 729260), (245, 583408), (280, 510482), (343, 416720), (392, 364630), (490, 291704), (560, 255241), (686, 208360), (784, 182315), (980, 145852), (1372, 104180), (1715, 83344), (1960, 72926), (2744, 52090), (3430, 41672), (3920, 36463), (5209, 27440), (5488, 26045), (6860, 20836), (10418, 13720)]