205721712

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1607}}^1$

素因数の和:1755

約数の個数: 120

約数和(自身を含む): 663576576

約数和(自身を除く): 457854864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 127, 144, 168, 252, 254, 336, 381, 504, 508, 762, 889, 1008, 1016, 1143, 1524, 1607, 1778, 2032, 2286, 2667, 3048, 3214, 3556, 4572, 4821, 5334, 6096, 6428, 7112, 8001, 9144, 9642, 10668, 11249, 12856, 14224, 14463, 16002, 18288, 19284, 21336, 22498, 25712, 28926, 32004, 33747, 38568, 42672, 44996, 57852, 64008, 67494, 77136, 89992, 101241, 115704, 128016, 134988, 179984, 202482, 204089, 231408, 269976, 404964, 408178, 539952, 612267, 809928, 816356, 1224534, 1428623, 1619856, 1632712, 1836801, 2449068, 2857246, 3265424, 3673602, 4285869, 4898136, 5714492, 7347204, 8571738, 9796272, 11428984, 12857607, 14694408, 17143476, 22857968, 25715214, 29388816, 34286952, 51430428, 68573904, 102860856, 205721712]

約数ペア:

[(1, 205721712), (2, 102860856), (3, 68573904), (4, 51430428), (6, 34286952), (7, 29388816), (8, 25715214), (9, 22857968), (12, 17143476), (14, 14694408), (16, 12857607), (18, 11428984), (21, 9796272), (24, 8571738), (28, 7347204), (36, 5714492), (42, 4898136), (48, 4285869), (56, 3673602), (63, 3265424), (72, 2857246), (84, 2449068), (112, 1836801), (126, 1632712), (127, 1619856), (144, 1428623), (168, 1224534), (252, 816356), (254, 809928), (336, 612267), (381, 539952), (504, 408178), (508, 404964), (762, 269976), (889, 231408), (1008, 204089), (1016, 202482), (1143, 179984), (1524, 134988), (1607, 128016), (1778, 115704), (2032, 101241), (2286, 89992), (2667, 77136), (3048, 67494), (3214, 64008), (3556, 57852), (4572, 44996), (4821, 42672), (5334, 38568), (6096, 33747), (6428, 32004), (7112, 28926), (8001, 25712), (9144, 22498), (9642, 21336), (10668, 19284), (11249, 18288), (12856, 16002), (14224, 14463)]