71621856

素因数分解:

$2^5\times 3^2\times {\mathrm{431}}^1\times {\mathrm{577}}^1$

素因数の和:1024

約数の個数: 72

約数和(自身を含む): 204501024

約数和(自身を除く): 132879168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 431, 577, 862, 1154, 1293, 1724, 1731, 2308, 2586, 3448, 3462, 3879, 4616, 5172, 5193, 6896, 6924, 7758, 9232, 10344, 10386, 13792, 13848, 15516, 18464, 20688, 20772, 27696, 31032, 41376, 41544, 55392, 62064, 83088, 124128, 166176, 248687, 497374, 746061, 994748, 1492122, 1989496, 2238183, 2984244, 3978992, 4476366, 5968488, 7957984, 8952732, 11936976, 17905464, 23873952, 35810928, 71621856]

約数ペア:

[(1, 71621856), (2, 35810928), (3, 23873952), (4, 17905464), (6, 11936976), (8, 8952732), (9, 7957984), (12, 5968488), (16, 4476366), (18, 3978992), (24, 2984244), (32, 2238183), (36, 1989496), (48, 1492122), (72, 994748), (96, 746061), (144, 497374), (288, 248687), (431, 166176), (577, 124128), (862, 83088), (1154, 62064), (1293, 55392), (1724, 41544), (1731, 41376), (2308, 31032), (2586, 27696), (3448, 20772), (3462, 20688), (3879, 18464), (4616, 15516), (5172, 13848), (5193, 13792), (6896, 10386), (6924, 10344), (7758, 9232)]