664228728

素因数分解:

$2^3\times 3^3\times {\mathrm{491}}^1\times {\mathrm{6263}}^1$

素因数の和:6769

約数の個数: 64

約数和(自身を含む): 1849132800

約数和(自身を除く): 1184904072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 491, 982, 1473, 1964, 2946, 3928, 4419, 5892, 6263, 8838, 11784, 12526, 13257, 17676, 18789, 25052, 26514, 35352, 37578, 50104, 53028, 56367, 75156, 106056, 112734, 150312, 169101, 225468, 338202, 450936, 676404, 1352808, 3075133, 6150266, 9225399, 12300532, 18450798, 24601064, 27676197, 36901596, 55352394, 73803192, 83028591, 110704788, 166057182, 221409576, 332114364, 664228728]

約数ペア:

[(1, 664228728), (2, 332114364), (3, 221409576), (4, 166057182), (6, 110704788), (8, 83028591), (9, 73803192), (12, 55352394), (18, 36901596), (24, 27676197), (27, 24601064), (36, 18450798), (54, 12300532), (72, 9225399), (108, 6150266), (216, 3075133), (491, 1352808), (982, 676404), (1473, 450936), (1964, 338202), (2946, 225468), (3928, 169101), (4419, 150312), (5892, 112734), (6263, 106056), (8838, 75156), (11784, 56367), (12526, 53028), (13257, 50104), (17676, 37578), (18789, 35352), (25052, 26514)]