290317680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{403219}}^1$

素因数の和:403238

約数の個数: 60

約数和(自身を含む): 974985960

約数和(自身を除く): 684668280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 403219, 806438, 1209657, 1612876, 2016095, 2419314, 3225752, 3628971, 4032190, 4838628, 6048285, 6451504, 7257942, 8064380, 9677256, 12096570, 14515884, 16128760, 18144855, 19354512, 24193140, 29031768, 32257520, 36289710, 48386280, 58063536, 72579420, 96772560, 145158840, 290317680]

約数ペア:

[(1, 290317680), (2, 145158840), (3, 96772560), (4, 72579420), (5, 58063536), (6, 48386280), (8, 36289710), (9, 32257520), (10, 29031768), (12, 24193140), (15, 19354512), (16, 18144855), (18, 16128760), (20, 14515884), (24, 12096570), (30, 9677256), (36, 8064380), (40, 7257942), (45, 6451504), (48, 6048285), (60, 4838628), (72, 4032190), (80, 3628971), (90, 3225752), (120, 2419314), (144, 2016095), (180, 1612876), (240, 1209657), (360, 806438), (720, 403219)]