131810364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 396264960

約数和(自身を除く): 264454596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 71, 84, 106, 126, 139, 142, 159, 212, 213, 252, 278, 284, 318, 371, 417, 426, 477, 497, 556, 636, 639, 742, 834, 852, 954, 973, 994, 1113, 1251, 1278, 1484, 1491, 1668, 1908, 1946, 1988, 2226, 2502, 2556, 2919, 2982, 3339, 3763, 3892, 4452, 4473, 5004, 5838, 5964, 6678, 7367, 7526, 8757, 8946, 9869, 11289, 11676, 13356, 14734, 15052, 17514, 17892, 19738, 22101, 22578, 26341, 29468, 29607, 33867, 35028, 39476, 44202, 45156, 51569, 52682, 59214, 66303, 67734, 69083, 79023, 88404, 88821, 103138, 105364, 118428, 132606, 135468, 138166, 154707, 158046, 177642, 206276, 207249, 237069, 265212, 276332, 309414, 316092, 355284, 414498, 464121, 474138, 523057, 618828, 621747, 828996, 928242, 948276, 1046114, 1243494, 1569171, 1856484, 2092228, 2486988, 3138342, 3661399, 4707513, 6276684, 7322798, 9415026, 10984197, 14645596, 18830052, 21968394, 32952591, 43936788, 65905182, 131810364]

約数ペア:

[(1, 131810364), (2, 65905182), (3, 43936788), (4, 32952591), (6, 21968394), (7, 18830052), (9, 14645596), (12, 10984197), (14, 9415026), (18, 7322798), (21, 6276684), (28, 4707513), (36, 3661399), (42, 3138342), (53, 2486988), (63, 2092228), (71, 1856484), (84, 1569171), (106, 1243494), (126, 1046114), (139, 948276), (142, 928242), (159, 828996), (212, 621747), (213, 618828), (252, 523057), (278, 474138), (284, 464121), (318, 414498), (371, 355284), (417, 316092), (426, 309414), (477, 276332), (497, 265212), (556, 237069), (636, 207249), (639, 206276), (742, 177642), (834, 158046), (852, 154707), (954, 138166), (973, 135468), (994, 132606), (1113, 118428), (1251, 105364), (1278, 103138), (1484, 88821), (1491, 88404), (1668, 79023), (1908, 69083), (1946, 67734), (1988, 66303), (2226, 59214), (2502, 52682), (2556, 51569), (2919, 45156), (2982, 44202), (3339, 39476), (3763, 35028), (3892, 33867), (4452, 29607), (4473, 29468), (5004, 26341), (5838, 22578), (5964, 22101), (6678, 19738), (7367, 17892), (7526, 17514), (8757, 15052), (8946, 14734), (9869, 13356), (11289, 11676)]