215389984

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1213}}^1$

素因数の和:1433

約数の個数: 48

約数和(自身を含む): 440536320

約数和(自身を除く): 225146336

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 179, 248, 358, 496, 716, 992, 1213, 1432, 2426, 2864, 4852, 5549, 5728, 9704, 11098, 19408, 22196, 37603, 38816, 44392, 75206, 88784, 150412, 177568, 217127, 300824, 434254, 601648, 868508, 1203296, 1737016, 3474032, 6730937, 6948064, 13461874, 26923748, 53847496, 107694992, 215389984]

約数ペア:

[(1, 215389984), (2, 107694992), (4, 53847496), (8, 26923748), (16, 13461874), (31, 6948064), (32, 6730937), (62, 3474032), (124, 1737016), (179, 1203296), (248, 868508), (358, 601648), (496, 434254), (716, 300824), (992, 217127), (1213, 177568), (1432, 150412), (2426, 88784), (2864, 75206), (4852, 44392), (5549, 38816), (5728, 37603), (9704, 22196), (11098, 19408)]