1244311390

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{499}}^1\times {\mathrm{727}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 2620800000

約数和(自身を除く): 1376488610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 499, 686, 727, 998, 1454, 1715, 2495, 3430, 3493, 3635, 4990, 5089, 6986, 7270, 10178, 17465, 24451, 25445, 34930, 35623, 48902, 50890, 71246, 122255, 171157, 178115, 244510, 249361, 342314, 356230, 362773, 498722, 725546, 855785, 1246805, 1711570, 1813865, 2493610, 2539411, 3627730, 5078822, 12697055, 17775877, 25394110, 35551754, 88879385, 124431139, 177758770, 248862278, 622155695, 1244311390]

約数ペア:

[(1, 1244311390), (2, 622155695), (5, 248862278), (7, 177758770), (10, 124431139), (14, 88879385), (35, 35551754), (49, 25394110), (70, 17775877), (98, 12697055), (245, 5078822), (343, 3627730), (490, 2539411), (499, 2493610), (686, 1813865), (727, 1711570), (998, 1246805), (1454, 855785), (1715, 725546), (2495, 498722), (3430, 362773), (3493, 356230), (3635, 342314), (4990, 249361), (5089, 244510), (6986, 178115), (7270, 171157), (10178, 122255), (17465, 71246), (24451, 50890), (25445, 48902), (34930, 35623)]