1321080960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{688063}}^1$

素因数の和:688085

約数の個数: 64

約数和(自身を含む): 4210951680

約数和(自身を除く): 2889870720

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, 320, 384, 480, 640, 960, 1920, 688063, 1376126, 2064189, 2752252, 3440315, 4128378, 5504504, 6880630, 8256756, 10320945, 11009008, 13761260, 16513512, 20641890, 22018016, 27522520, 33027024, 41283780, 44036032, 55045040, 66054048, 82567560, 88072064, 110090080, 132108096, 165135120, 220180160, 264216192, 330270240, 440360320, 660540480, 1321080960]

約数ペア:

[(1, 1321080960), (2, 660540480), (3, 440360320), (4, 330270240), (5, 264216192), (6, 220180160), (8, 165135120), (10, 132108096), (12, 110090080), (15, 88072064), (16, 82567560), (20, 66054048), (24, 55045040), (30, 44036032), (32, 41283780), (40, 33027024), (48, 27522520), (60, 22018016), (64, 20641890), (80, 16513512), (96, 13761260), (120, 11009008), (128, 10320945), (160, 8256756), (192, 6880630), (240, 5504504), (320, 4128378), (384, 3440315), (480, 2752252), (640, 2064189), (960, 1376126), (1920, 688063)]