216598816

素因数分解:

$2^5\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1291}}^1$

素因数の和:1422

約数の個数: 72

約数和(自身を含む): 501073776

約数和(自身を除く): 284474960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 107, 112, 196, 214, 224, 392, 428, 749, 784, 856, 1291, 1498, 1568, 1712, 2582, 2996, 3424, 5164, 5243, 5992, 9037, 10328, 10486, 11984, 18074, 20656, 20972, 23968, 36148, 41312, 41944, 63259, 72296, 83888, 126518, 138137, 144592, 167776, 253036, 276274, 289184, 506072, 552548, 966959, 1012144, 1105096, 1933918, 2024288, 2210192, 3867836, 4420384, 6768713, 7735672, 13537426, 15471344, 27074852, 30942688, 54149704, 108299408, 216598816]

約数ペア:

[(1, 216598816), (2, 108299408), (4, 54149704), (7, 30942688), (8, 27074852), (14, 15471344), (16, 13537426), (28, 7735672), (32, 6768713), (49, 4420384), (56, 3867836), (98, 2210192), (107, 2024288), (112, 1933918), (196, 1105096), (214, 1012144), (224, 966959), (392, 552548), (428, 506072), (749, 289184), (784, 276274), (856, 253036), (1291, 167776), (1498, 144592), (1568, 138137), (1712, 126518), (2582, 83888), (2996, 72296), (3424, 63259), (5164, 41944), (5243, 41312), (5992, 36148), (9037, 23968), (10328, 20972), (10486, 20656), (11984, 18074)]