71207080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11057}}^1$

素因数の和:11098

約数の個数: 64

約数和(自身を含む): 191082240

約数和(自身を除く): 119875160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 11057, 22114, 44228, 55285, 77399, 88456, 110570, 154798, 221140, 254311, 309596, 386995, 442280, 508622, 619192, 773990, 1017244, 1271555, 1547980, 1780177, 2034488, 2543110, 3095960, 3560354, 5086220, 7120708, 8900885, 10172440, 14241416, 17801770, 35603540, 71207080]

約数ペア:

[(1, 71207080), (2, 35603540), (4, 17801770), (5, 14241416), (7, 10172440), (8, 8900885), (10, 7120708), (14, 5086220), (20, 3560354), (23, 3095960), (28, 2543110), (35, 2034488), (40, 1780177), (46, 1547980), (56, 1271555), (70, 1017244), (92, 773990), (115, 619192), (140, 508622), (161, 442280), (184, 386995), (230, 309596), (280, 254311), (322, 221140), (460, 154798), (644, 110570), (805, 88456), (920, 77399), (1288, 55285), (1610, 44228), (3220, 22114), (6440, 11057)]