12721530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 32348160

約数和(自身を除く): 19626630

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 103, 115, 138, 179, 206, 230, 309, 345, 358, 515, 537, 618, 690, 895, 1030, 1074, 1545, 1790, 2369, 2685, 3090, 4117, 4738, 5370, 7107, 8234, 11845, 12351, 14214, 18437, 20585, 23690, 24702, 35535, 36874, 41170, 55311, 61755, 71070, 92185, 110622, 123510, 184370, 276555, 424051, 553110, 848102, 1272153, 2120255, 2544306, 4240510, 6360765, 12721530]

約数ペア:

[(1, 12721530), (2, 6360765), (3, 4240510), (5, 2544306), (6, 2120255), (10, 1272153), (15, 848102), (23, 553110), (30, 424051), (46, 276555), (69, 184370), (103, 123510), (115, 110622), (138, 92185), (179, 71070), (206, 61755), (230, 55311), (309, 41170), (345, 36874), (358, 35535), (515, 24702), (537, 23690), (618, 20585), (690, 18437), (895, 14214), (1030, 12351), (1074, 11845), (1545, 8234), (1790, 7107), (2369, 5370), (2685, 4738), (3090, 4117)]