320434740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{1747}}^1$

素因数の和:2781

約数の個数: 72

約数和(自身を含む): 973496160

約数和(自身を除く): 653061420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1019, 1747, 2038, 3057, 3494, 4076, 5095, 5241, 6114, 6988, 8735, 9171, 10190, 10482, 12228, 15285, 15723, 17470, 18342, 20380, 20964, 26205, 30570, 31446, 34940, 36684, 45855, 52410, 61140, 62892, 78615, 91710, 104820, 157230, 183420, 314460, 1780193, 3560386, 5340579, 7120772, 8900965, 10681158, 16021737, 17801930, 21362316, 26702895, 32043474, 35603860, 53405790, 64086948, 80108685, 106811580, 160217370, 320434740]

約数ペア:

[(1, 320434740), (2, 160217370), (3, 106811580), (4, 80108685), (5, 64086948), (6, 53405790), (9, 35603860), (10, 32043474), (12, 26702895), (15, 21362316), (18, 17801930), (20, 16021737), (30, 10681158), (36, 8900965), (45, 7120772), (60, 5340579), (90, 3560386), (180, 1780193), (1019, 314460), (1747, 183420), (2038, 157230), (3057, 104820), (3494, 91710), (4076, 78615), (5095, 62892), (5241, 61140), (6114, 52410), (6988, 45855), (8735, 36684), (9171, 34940), (10190, 31446), (10482, 30570), (12228, 26205), (15285, 20964), (15723, 20380), (17470, 18342)]