319645680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1331857}}^1$

素因数の和:1331873

約数の個数: 40

約数和(自身を含む): 990902352

約数和(自身を除く): 671256672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1331857, 2663714, 3995571, 5327428, 6659285, 7991142, 10654856, 13318570, 15982284, 19977855, 21309712, 26637140, 31964568, 39955710, 53274280, 63929136, 79911420, 106548560, 159822840, 319645680]

約数ペア:

[(1, 319645680), (2, 159822840), (3, 106548560), (4, 79911420), (5, 63929136), (6, 53274280), (8, 39955710), (10, 31964568), (12, 26637140), (15, 21309712), (16, 19977855), (20, 15982284), (24, 13318570), (30, 10654856), (40, 7991142), (48, 6659285), (60, 5327428), (80, 3995571), (120, 2663714), (240, 1331857)]