254070234

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:185

約数の個数: 144

約数和(自身を含む): 645345792

約数和(自身を除く): 391275558

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 53, 62, 66, 71, 93, 99, 106, 121, 142, 159, 186, 198, 213, 242, 279, 318, 341, 363, 426, 477, 558, 583, 639, 682, 726, 781, 954, 1023, 1089, 1166, 1278, 1562, 1643, 1749, 2046, 2178, 2201, 2343, 3069, 3286, 3498, 3751, 3763, 4402, 4686, 4929, 5247, 6138, 6413, 6603, 7029, 7502, 7526, 8591, 9858, 10494, 11253, 11289, 12826, 13206, 14058, 14787, 17182, 18073, 19239, 19809, 22506, 22578, 24211, 25773, 29574, 33759, 33867, 36146, 38478, 39618, 41393, 48422, 51546, 54219, 57717, 67518, 67734, 72633, 77319, 82786, 108438, 115434, 116653, 124179, 145266, 154638, 162657, 198803, 217899, 233306, 248358, 266321, 325314, 349959, 372537, 397606, 435798, 455323, 532642, 596409, 699918, 745074, 798963, 910646, 1049877, 1192818, 1283183, 1365969, 1597926, 1789227, 2099754, 2396889, 2566366, 2731938, 3578454, 3849549, 4097907, 4793778, 7699098, 8195814, 11548647, 14115013, 23097294, 28230026, 42345039, 84690078, 127035117, 254070234]

約数ペア:

[(1, 254070234), (2, 127035117), (3, 84690078), (6, 42345039), (9, 28230026), (11, 23097294), (18, 14115013), (22, 11548647), (31, 8195814), (33, 7699098), (53, 4793778), (62, 4097907), (66, 3849549), (71, 3578454), (93, 2731938), (99, 2566366), (106, 2396889), (121, 2099754), (142, 1789227), (159, 1597926), (186, 1365969), (198, 1283183), (213, 1192818), (242, 1049877), (279, 910646), (318, 798963), (341, 745074), (363, 699918), (426, 596409), (477, 532642), (558, 455323), (583, 435798), (639, 397606), (682, 372537), (726, 349959), (781, 325314), (954, 266321), (1023, 248358), (1089, 233306), (1166, 217899), (1278, 198803), (1562, 162657), (1643, 154638), (1749, 145266), (2046, 124179), (2178, 116653), (2201, 115434), (2343, 108438), (3069, 82786), (3286, 77319), (3498, 72633), (3751, 67734), (3763, 67518), (4402, 57717), (4686, 54219), (4929, 51546), (5247, 48422), (6138, 41393), (6413, 39618), (6603, 38478), (7029, 36146), (7502, 33867), (7526, 33759), (8591, 29574), (9858, 25773), (10494, 24211), (11253, 22578), (11289, 22506), (12826, 19809), (13206, 19239), (14058, 18073), (14787, 17182)]