208245852

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{17909}}^1$

素因数の和:17955

約数の個数: 72

約数和(自身を含む): 586731600

約数和(自身を除く): 378485748

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1938, 2907, 3876, 5814, 11628, 17909, 35818, 53727, 71636, 107454, 161181, 214908, 304453, 322362, 340271, 608906, 644724, 680542, 913359, 1020813, 1217812, 1361084, 1826718, 2041626, 2740077, 3062439, 3653436, 4083252, 5480154, 5784607, 6124878, 10960308, 11569214, 12249756, 17353821, 23138428, 34707642, 52061463, 69415284, 104122926, 208245852]

約数ペア:

[(1, 208245852), (2, 104122926), (3, 69415284), (4, 52061463), (6, 34707642), (9, 23138428), (12, 17353821), (17, 12249756), (18, 11569214), (19, 10960308), (34, 6124878), (36, 5784607), (38, 5480154), (51, 4083252), (57, 3653436), (68, 3062439), (76, 2740077), (102, 2041626), (114, 1826718), (153, 1361084), (171, 1217812), (204, 1020813), (228, 913359), (306, 680542), (323, 644724), (342, 608906), (612, 340271), (646, 322362), (684, 304453), (969, 214908), (1292, 161181), (1938, 107454), (2907, 71636), (3876, 53727), (5814, 35818), (11628, 17909)]