221285844

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:627

約数の個数: 120

約数和(自身を含む): 630086688

約数和(自身を除く): 408800844

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 107, 108, 117, 156, 162, 214, 234, 321, 324, 351, 428, 468, 491, 642, 702, 963, 982, 1053, 1284, 1391, 1404, 1473, 1926, 1964, 2106, 2782, 2889, 2946, 3852, 4173, 4212, 4419, 5564, 5778, 5892, 6383, 8346, 8667, 8838, 11556, 12519, 12766, 13257, 16692, 17334, 17676, 19149, 25038, 25532, 26514, 34668, 37557, 38298, 39771, 50076, 52537, 53028, 57447, 75114, 76596, 79542, 105074, 112671, 114894, 150228, 157611, 159084, 172341, 210148, 225342, 229788, 315222, 344682, 450684, 472833, 517023, 630444, 682981, 689364, 945666, 1034046, 1365962, 1418499, 1891332, 2048943, 2068092, 2731924, 2836998, 4097886, 4255497, 5673996, 6146829, 8195772, 8510994, 12293658, 17021988, 18440487, 24587316, 36880974, 55321461, 73761948, 110642922, 221285844]

約数ペア:

[(1, 221285844), (2, 110642922), (3, 73761948), (4, 55321461), (6, 36880974), (9, 24587316), (12, 18440487), (13, 17021988), (18, 12293658), (26, 8510994), (27, 8195772), (36, 6146829), (39, 5673996), (52, 4255497), (54, 4097886), (78, 2836998), (81, 2731924), (107, 2068092), (108, 2048943), (117, 1891332), (156, 1418499), (162, 1365962), (214, 1034046), (234, 945666), (321, 689364), (324, 682981), (351, 630444), (428, 517023), (468, 472833), (491, 450684), (642, 344682), (702, 315222), (963, 229788), (982, 225342), (1053, 210148), (1284, 172341), (1391, 159084), (1404, 157611), (1473, 150228), (1926, 114894), (1964, 112671), (2106, 105074), (2782, 79542), (2889, 76596), (2946, 75114), (3852, 57447), (4173, 53028), (4212, 52537), (4419, 50076), (5564, 39771), (5778, 38298), (5892, 37557), (6383, 34668), (8346, 26514), (8667, 25532), (8838, 25038), (11556, 19149), (12519, 17676), (12766, 17334), (13257, 16692)]