217947744

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{108109}}^1$

素因数の和:108132

約数の個数: 72

約数和(自身を含む): 708336720

約数和(自身を除く): 490388976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 108109, 216218, 324327, 432436, 648654, 756763, 864872, 972981, 1297308, 1513526, 1729744, 1945962, 2270289, 2594616, 3027052, 3459488, 3891924, 4540578, 5189232, 6054104, 6810867, 7783848, 9081156, 10378464, 12108208, 13621734, 15567696, 18162312, 24216416, 27243468, 31135392, 36324624, 54486936, 72649248, 108973872, 217947744]

約数ペア:

[(1, 217947744), (2, 108973872), (3, 72649248), (4, 54486936), (6, 36324624), (7, 31135392), (8, 27243468), (9, 24216416), (12, 18162312), (14, 15567696), (16, 13621734), (18, 12108208), (21, 10378464), (24, 9081156), (28, 7783848), (32, 6810867), (36, 6054104), (42, 5189232), (48, 4540578), (56, 3891924), (63, 3459488), (72, 3027052), (84, 2594616), (96, 2270289), (112, 1945962), (126, 1729744), (144, 1513526), (168, 1297308), (224, 972981), (252, 864872), (288, 756763), (336, 648654), (504, 432436), (672, 324327), (1008, 216218), (2016, 108109)]