15208455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 28131840

約数和(自身を除く): 12923385

約数列:

[1, 3, 5, 15, 17, 19, 43, 51, 57, 73, 85, 95, 129, 215, 219, 255, 285, 323, 365, 645, 731, 817, 969, 1095, 1241, 1387, 1615, 2193, 2451, 3139, 3655, 3723, 4085, 4161, 4845, 6205, 6935, 9417, 10965, 12255, 13889, 15695, 18615, 20805, 23579, 41667, 47085, 53363, 59641, 69445, 70737, 117895, 160089, 178923, 208335, 266815, 298205, 353685, 800445, 894615, 1013897, 3041691, 5069485, 15208455]

約数ペア:

[(1, 15208455), (3, 5069485), (5, 3041691), (15, 1013897), (17, 894615), (19, 800445), (43, 353685), (51, 298205), (57, 266815), (73, 208335), (85, 178923), (95, 160089), (129, 117895), (215, 70737), (219, 69445), (255, 59641), (285, 53363), (323, 47085), (365, 41667), (645, 23579), (731, 20805), (817, 18615), (969, 15695), (1095, 13889), (1241, 12255), (1387, 10965), (1615, 9417), (2193, 6935), (2451, 6205), (3139, 4845), (3655, 4161), (3723, 4085)]