243757764

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20963}}^1$

素因数の和:21009

約数の個数: 72

約数和(自身を含む): 686780640

約数和(自身を除く): 443022876

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, 20963, 41926, 62889, 83852, 125778, 188667, 251556, 356371, 377334, 398297, 712742, 754668, 796594, 1069113, 1194891, 1425484, 1593188, 2138226, 2389782, 3207339, 3584673, 4276452, 4779564, 6414678, 6771049, 7169346, 12829356, 13542098, 14338692, 20313147, 27084196, 40626294, 60939441, 81252588, 121878882, 243757764]

約数ペア:

[(1, 243757764), (2, 121878882), (3, 81252588), (4, 60939441), (6, 40626294), (9, 27084196), (12, 20313147), (17, 14338692), (18, 13542098), (19, 12829356), (34, 7169346), (36, 6771049), (38, 6414678), (51, 4779564), (57, 4276452), (68, 3584673), (76, 3207339), (102, 2389782), (114, 2138226), (153, 1593188), (171, 1425484), (204, 1194891), (228, 1069113), (306, 796594), (323, 754668), (342, 712742), (612, 398297), (646, 377334), (684, 356371), (969, 251556), (1292, 188667), (1938, 125778), (2907, 83852), (3876, 62889), (5814, 41926), (11628, 20963)]