73780920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{204947}}^1$

素因数の和:204964

約数の個数: 48

約数和(自身を含む): 239789160

約数和(自身を除く): 166008240

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, 204947, 409894, 614841, 819788, 1024735, 1229682, 1639576, 1844523, 2049470, 2459364, 3074205, 3689046, 4098940, 4918728, 6148410, 7378092, 8197880, 9222615, 12296820, 14756184, 18445230, 24593640, 36890460, 73780920]

約数ペア:

[(1, 73780920), (2, 36890460), (3, 24593640), (4, 18445230), (5, 14756184), (6, 12296820), (8, 9222615), (9, 8197880), (10, 7378092), (12, 6148410), (15, 4918728), (18, 4098940), (20, 3689046), (24, 3074205), (30, 2459364), (36, 2049470), (40, 1844523), (45, 1639576), (60, 1229682), (72, 1024735), (90, 819788), (120, 614841), (180, 409894), (360, 204947)]