261026586

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:480

約数の個数: 72

約数和(自身を含む): 600425280

約数和(自身を除く): 339398694

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 79, 138, 158, 207, 237, 347, 414, 474, 529, 694, 711, 1041, 1058, 1422, 1587, 1817, 2082, 3123, 3174, 3634, 4761, 5451, 6246, 7981, 9522, 10902, 15962, 16353, 23943, 27413, 32706, 41791, 47886, 54826, 71829, 82239, 83582, 125373, 143658, 164478, 183563, 246717, 250746, 367126, 376119, 493434, 550689, 630499, 752238, 1101378, 1260998, 1652067, 1891497, 3304134, 3782994, 5674491, 11348982, 14501477, 29002954, 43504431, 87008862, 130513293, 261026586]

約数ペア:

[(1, 261026586), (2, 130513293), (3, 87008862), (6, 43504431), (9, 29002954), (18, 14501477), (23, 11348982), (46, 5674491), (69, 3782994), (79, 3304134), (138, 1891497), (158, 1652067), (207, 1260998), (237, 1101378), (347, 752238), (414, 630499), (474, 550689), (529, 493434), (694, 376119), (711, 367126), (1041, 250746), (1058, 246717), (1422, 183563), (1587, 164478), (1817, 143658), (2082, 125373), (3123, 83582), (3174, 82239), (3634, 71829), (4761, 54826), (5451, 47886), (6246, 41791), (7981, 32706), (9522, 27413), (10902, 23943), (15962, 16353)]