120001920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{62501}}^1$

素因数の和:62523

約数の個数: 64

約数和(自身を含む): 382512240

約数和(自身を除く): 262510320

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, 62501, 125002, 187503, 250004, 312505, 375006, 500008, 625010, 750012, 937515, 1000016, 1250020, 1500024, 1875030, 2000032, 2500040, 3000048, 3750060, 4000064, 5000080, 6000096, 7500120, 8000128, 10000160, 12000192, 15000240, 20000320, 24000384, 30000480, 40000640, 60000960, 120001920]

約数ペア:

[(1, 120001920), (2, 60000960), (3, 40000640), (4, 30000480), (5, 24000384), (6, 20000320), (8, 15000240), (10, 12000192), (12, 10000160), (15, 8000128), (16, 7500120), (20, 6000096), (24, 5000080), (30, 4000064), (32, 3750060), (40, 3000048), (48, 2500040), (60, 2000032), (64, 1875030), (80, 1500024), (96, 1250020), (120, 1000016), (128, 937515), (160, 750012), (192, 625010), (240, 500008), (320, 375006), (384, 312505), (480, 250004), (640, 187503), (960, 125002), (1920, 62501)]