261719568

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1301}}^1$

素因数の和:1453

約数の個数: 120

約数和(自身を含む): 805948416

約数和(自身を除く): 544228848

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 127, 132, 144, 176, 198, 254, 264, 381, 396, 508, 528, 762, 792, 1016, 1143, 1301, 1397, 1524, 1584, 2032, 2286, 2602, 2794, 3048, 3903, 4191, 4572, 5204, 5588, 6096, 7806, 8382, 9144, 10408, 11176, 11709, 12573, 14311, 15612, 16764, 18288, 20816, 22352, 23418, 25146, 28622, 31224, 33528, 42933, 46836, 50292, 57244, 62448, 67056, 85866, 93672, 100584, 114488, 128799, 165227, 171732, 187344, 201168, 228976, 257598, 330454, 343464, 495681, 515196, 660908, 686928, 991362, 1030392, 1321816, 1487043, 1817497, 1982724, 2060784, 2643632, 2974086, 3634994, 3965448, 5452491, 5948172, 7269988, 7930896, 10904982, 11896344, 14539976, 16357473, 21809964, 23792688, 29079952, 32714946, 43619928, 65429892, 87239856, 130859784, 261719568]

約数ペア:

[(1, 261719568), (2, 130859784), (3, 87239856), (4, 65429892), (6, 43619928), (8, 32714946), (9, 29079952), (11, 23792688), (12, 21809964), (16, 16357473), (18, 14539976), (22, 11896344), (24, 10904982), (33, 7930896), (36, 7269988), (44, 5948172), (48, 5452491), (66, 3965448), (72, 3634994), (88, 2974086), (99, 2643632), (127, 2060784), (132, 1982724), (144, 1817497), (176, 1487043), (198, 1321816), (254, 1030392), (264, 991362), (381, 686928), (396, 660908), (508, 515196), (528, 495681), (762, 343464), (792, 330454), (1016, 257598), (1143, 228976), (1301, 201168), (1397, 187344), (1524, 171732), (1584, 165227), (2032, 128799), (2286, 114488), (2602, 100584), (2794, 93672), (3048, 85866), (3903, 67056), (4191, 62448), (4572, 57244), (5204, 50292), (5588, 46836), (6096, 42933), (7806, 33528), (8382, 31224), (9144, 28622), (10408, 25146), (11176, 23418), (11709, 22352), (12573, 20816), (14311, 18288), (15612, 16764)]