15141784

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{107}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 35181540

約数和(自身を除く): 20039756

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 107, 133, 152, 196, 214, 266, 361, 392, 428, 532, 722, 749, 856, 931, 1064, 1444, 1498, 1862, 2033, 2527, 2888, 2996, 3724, 4066, 5054, 5243, 5992, 7448, 8132, 10108, 10486, 14231, 16264, 17689, 20216, 20972, 28462, 35378, 38627, 41944, 56924, 70756, 77254, 99617, 113848, 141512, 154508, 199234, 270389, 309016, 398468, 540778, 796936, 1081556, 1892723, 2163112, 3785446, 7570892, 15141784]

約数ペア:

[(1, 15141784), (2, 7570892), (4, 3785446), (7, 2163112), (8, 1892723), (14, 1081556), (19, 796936), (28, 540778), (38, 398468), (49, 309016), (56, 270389), (76, 199234), (98, 154508), (107, 141512), (133, 113848), (152, 99617), (196, 77254), (214, 70756), (266, 56924), (361, 41944), (392, 38627), (428, 35378), (532, 28462), (722, 20972), (749, 20216), (856, 17689), (931, 16264), (1064, 14231), (1444, 10486), (1498, 10108), (1862, 8132), (2033, 7448), (2527, 5992), (2888, 5243), (2996, 5054), (3724, 4066)]