305781516

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{26297}}^1$

素因数の和:26343

約数の個数: 72

約数和(自身を含む): 861522480

約数和(自身を除く): 555740964

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, 26297, 52594, 78891, 105188, 157782, 236673, 315564, 447049, 473346, 499643, 894098, 946692, 999286, 1341147, 1498929, 1788196, 1998572, 2682294, 2997858, 4023441, 4496787, 5364588, 5995716, 8046882, 8493931, 8993574, 16093764, 16987862, 17987148, 25481793, 33975724, 50963586, 76445379, 101927172, 152890758, 305781516]

約数ペア:

[(1, 305781516), (2, 152890758), (3, 101927172), (4, 76445379), (6, 50963586), (9, 33975724), (12, 25481793), (17, 17987148), (18, 16987862), (19, 16093764), (34, 8993574), (36, 8493931), (38, 8046882), (51, 5995716), (57, 5364588), (68, 4496787), (76, 4023441), (102, 2997858), (114, 2682294), (153, 1998572), (171, 1788196), (204, 1498929), (228, 1341147), (306, 999286), (323, 946692), (342, 894098), (612, 499643), (646, 473346), (684, 447049), (969, 315564), (1292, 236673), (1938, 157782), (2907, 105188), (3876, 78891), (5814, 52594), (11628, 26297)]