68812240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1193}}^1$

素因数の和:1316

約数の個数: 80

約数和(自身を含む): 184773888

約数和(自身を除く): 115961648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 412, 515, 560, 721, 824, 1030, 1193, 1442, 1648, 2060, 2386, 2884, 3605, 4120, 4772, 5768, 5965, 7210, 8240, 8351, 9544, 11536, 11930, 14420, 16702, 19088, 23860, 28840, 33404, 41755, 47720, 57680, 66808, 83510, 95440, 122879, 133616, 167020, 245758, 334040, 491516, 614395, 668080, 860153, 983032, 1228790, 1720306, 1966064, 2457580, 3440612, 4300765, 4915160, 6881224, 8601530, 9830320, 13762448, 17203060, 34406120, 68812240]

約数ペア:

[(1, 68812240), (2, 34406120), (4, 17203060), (5, 13762448), (7, 9830320), (8, 8601530), (10, 6881224), (14, 4915160), (16, 4300765), (20, 3440612), (28, 2457580), (35, 1966064), (40, 1720306), (56, 1228790), (70, 983032), (80, 860153), (103, 668080), (112, 614395), (140, 491516), (206, 334040), (280, 245758), (412, 167020), (515, 133616), (560, 122879), (721, 95440), (824, 83510), (1030, 66808), (1193, 57680), (1442, 47720), (1648, 41755), (2060, 33404), (2386, 28840), (2884, 23860), (3605, 19088), (4120, 16702), (4772, 14420), (5768, 11930), (5965, 11536), (7210, 9544), (8240, 8351)]