21768960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{5669}}^1$

素因数の和:5693

約数の個数: 72

約数和(自身を含む): 69536880

約数和(自身を除く): 47767920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 5669, 11338, 17007, 22676, 28345, 34014, 45352, 56690, 68028, 85035, 90704, 113380, 136056, 170070, 181408, 226760, 272112, 340140, 362816, 453520, 544224, 680280, 725632, 907040, 1088448, 1360560, 1451264, 1814080, 2176896, 2721120, 3628160, 4353792, 5442240, 7256320, 10884480, 21768960]

約数ペア:

[(1, 21768960), (2, 10884480), (3, 7256320), (4, 5442240), (5, 4353792), (6, 3628160), (8, 2721120), (10, 2176896), (12, 1814080), (15, 1451264), (16, 1360560), (20, 1088448), (24, 907040), (30, 725632), (32, 680280), (40, 544224), (48, 453520), (60, 362816), (64, 340140), (80, 272112), (96, 226760), (120, 181408), (128, 170070), (160, 136056), (192, 113380), (240, 90704), (256, 85035), (320, 68028), (384, 56690), (480, 45352), (640, 34014), (768, 28345), (960, 22676), (1280, 17007), (1920, 11338), (3840, 5669)]