15378840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{42719}}^1$

素因数の和:42736

約数の個数: 48

約数和(自身を含む): 49982400

約数和(自身を除く): 34603560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 42719, 85438, 128157, 170876, 213595, 256314, 341752, 384471, 427190, 512628, 640785, 768942, 854380, 1025256, 1281570, 1537884, 1708760, 1922355, 2563140, 3075768, 3844710, 5126280, 7689420, 15378840]

約数ペア:

[(1, 15378840), (2, 7689420), (3, 5126280), (4, 3844710), (5, 3075768), (6, 2563140), (8, 1922355), (9, 1708760), (10, 1537884), (12, 1281570), (15, 1025256), (18, 854380), (20, 768942), (24, 640785), (30, 512628), (36, 427190), (40, 384471), (45, 341752), (60, 256314), (72, 213595), (90, 170876), (120, 128157), (180, 85438), (360, 42719)]