66872344

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 160876800

約数和(自身を除く): 94004456

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 71, 77, 88, 121, 139, 142, 154, 242, 278, 284, 308, 484, 497, 556, 568, 616, 781, 847, 968, 973, 994, 1112, 1529, 1562, 1694, 1946, 1988, 3058, 3124, 3388, 3892, 3976, 5467, 6116, 6248, 6776, 7784, 8591, 9869, 10703, 10934, 12232, 16819, 17182, 19738, 21406, 21868, 33638, 34364, 39476, 42812, 43736, 60137, 67276, 68728, 69083, 78952, 85624, 108559, 117733, 120274, 134552, 138166, 217118, 235466, 240548, 276332, 434236, 470932, 481096, 552664, 759913, 868472, 941864, 1194149, 1519826, 2388298, 3039652, 4776596, 6079304, 8359043, 9553192, 16718086, 33436172, 66872344]

約数ペア:

[(1, 66872344), (2, 33436172), (4, 16718086), (7, 9553192), (8, 8359043), (11, 6079304), (14, 4776596), (22, 3039652), (28, 2388298), (44, 1519826), (56, 1194149), (71, 941864), (77, 868472), (88, 759913), (121, 552664), (139, 481096), (142, 470932), (154, 434236), (242, 276332), (278, 240548), (284, 235466), (308, 217118), (484, 138166), (497, 134552), (556, 120274), (568, 117733), (616, 108559), (781, 85624), (847, 78952), (968, 69083), (973, 68728), (994, 67276), (1112, 60137), (1529, 43736), (1562, 42812), (1694, 39476), (1946, 34364), (1988, 33638), (3058, 21868), (3124, 21406), (3388, 19738), (3892, 17182), (3976, 16819), (5467, 12232), (6116, 10934), (6248, 10703), (6776, 9869), (7784, 8591)]