208374840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{578819}}^1$

素因数の和:578836

約数の個数: 48

約数和(自身を含む): 677219400

約数和(自身を除く): 468844560

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, 578819, 1157638, 1736457, 2315276, 2894095, 3472914, 4630552, 5209371, 5788190, 6945828, 8682285, 10418742, 11576380, 13891656, 17364570, 20837484, 23152760, 26046855, 34729140, 41674968, 52093710, 69458280, 104187420, 208374840]

約数ペア:

[(1, 208374840), (2, 104187420), (3, 69458280), (4, 52093710), (5, 41674968), (6, 34729140), (8, 26046855), (9, 23152760), (10, 20837484), (12, 17364570), (15, 13891656), (18, 11576380), (20, 10418742), (24, 8682285), (30, 6945828), (36, 5788190), (40, 5209371), (45, 4630552), (60, 3472914), (72, 2894095), (90, 2315276), (120, 1736457), (180, 1157638), (360, 578819)]