168218358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 438829056

約数和(自身を除く): 270610698

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 47, 61, 66, 77, 94, 122, 127, 141, 154, 183, 231, 254, 282, 329, 366, 381, 427, 462, 517, 658, 671, 762, 854, 889, 987, 1034, 1281, 1342, 1397, 1551, 1778, 1974, 2013, 2562, 2667, 2794, 2867, 3102, 3619, 4026, 4191, 4697, 5334, 5734, 5969, 7238, 7747, 8382, 8601, 9394, 9779, 10857, 11938, 14091, 15494, 17202, 17907, 19558, 20069, 21714, 23241, 28182, 29337, 31537, 35814, 40138, 41783, 46482, 54229, 58674, 60207, 63074, 65659, 83566, 85217, 94611, 108458, 120414, 125349, 131318, 162687, 170434, 189222, 196977, 220759, 250698, 255651, 325374, 364109, 393954, 441518, 459613, 511302, 596519, 662277, 728218, 919226, 1092327, 1193038, 1324554, 1378839, 1789557, 2184654, 2548763, 2757678, 3579114, 4005199, 5097526, 7646289, 8010398, 12015597, 15292578, 24031194, 28036393, 56072786, 84109179, 168218358]

約数ペア:

[(1, 168218358), (2, 84109179), (3, 56072786), (6, 28036393), (7, 24031194), (11, 15292578), (14, 12015597), (21, 8010398), (22, 7646289), (33, 5097526), (42, 4005199), (47, 3579114), (61, 2757678), (66, 2548763), (77, 2184654), (94, 1789557), (122, 1378839), (127, 1324554), (141, 1193038), (154, 1092327), (183, 919226), (231, 728218), (254, 662277), (282, 596519), (329, 511302), (366, 459613), (381, 441518), (427, 393954), (462, 364109), (517, 325374), (658, 255651), (671, 250698), (762, 220759), (854, 196977), (889, 189222), (987, 170434), (1034, 162687), (1281, 131318), (1342, 125349), (1397, 120414), (1551, 108458), (1778, 94611), (1974, 85217), (2013, 83566), (2562, 65659), (2667, 63074), (2794, 60207), (2867, 58674), (3102, 54229), (3619, 46482), (4026, 41783), (4191, 40138), (4697, 35814), (5334, 31537), (5734, 29337), (5969, 28182), (7238, 23241), (7747, 21714), (8382, 20069), (8601, 19558), (9394, 17907), (9779, 17202), (10857, 15494), (11938, 14091)]