180045640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1777}}^1$

素因数の和:1954

約数の個数: 64

約数和(自身を含む): 432054000

約数和(自身を除く): 252008360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 149, 170, 298, 340, 596, 680, 745, 1192, 1490, 1777, 2533, 2980, 3554, 5066, 5960, 7108, 8885, 10132, 12665, 14216, 17770, 20264, 25330, 30209, 35540, 50660, 60418, 71080, 101320, 120836, 151045, 241672, 264773, 302090, 529546, 604180, 1059092, 1208360, 1323865, 2118184, 2647730, 4501141, 5295460, 9002282, 10590920, 18004564, 22505705, 36009128, 45011410, 90022820, 180045640]

約数ペア:

[(1, 180045640), (2, 90022820), (4, 45011410), (5, 36009128), (8, 22505705), (10, 18004564), (17, 10590920), (20, 9002282), (34, 5295460), (40, 4501141), (68, 2647730), (85, 2118184), (136, 1323865), (149, 1208360), (170, 1059092), (298, 604180), (340, 529546), (596, 302090), (680, 264773), (745, 241672), (1192, 151045), (1490, 120836), (1777, 101320), (2533, 71080), (2980, 60418), (3554, 50660), (5066, 35540), (5960, 30209), (7108, 25330), (8885, 20264), (10132, 17770), (12665, 14216)]