79491960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{220811}}^1$

素因数の和:220828

約数の個数: 48

約数和(自身を含む): 258350040

約数和(自身を除く): 178858080

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, 220811, 441622, 662433, 883244, 1104055, 1324866, 1766488, 1987299, 2208110, 2649732, 3312165, 3974598, 4416220, 5299464, 6624330, 7949196, 8832440, 9936495, 13248660, 15898392, 19872990, 26497320, 39745980, 79491960]

約数ペア:

[(1, 79491960), (2, 39745980), (3, 26497320), (4, 19872990), (5, 15898392), (6, 13248660), (8, 9936495), (9, 8832440), (10, 7949196), (12, 6624330), (15, 5299464), (18, 4416220), (20, 3974598), (24, 3312165), (30, 2649732), (36, 2208110), (40, 1987299), (45, 1766488), (60, 1324866), (72, 1104055), (90, 883244), (120, 662433), (180, 441622), (360, 220811)]