680161920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{354251}}^1$

素因数の和:354273

約数の個数: 64

約数和(自身を含む): 2168022240

約数和(自身を除く): 1487860320

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, 354251, 708502, 1062753, 1417004, 1771255, 2125506, 2834008, 3542510, 4251012, 5313765, 5668016, 7085020, 8502024, 10627530, 11336032, 14170040, 17004048, 21255060, 22672064, 28340080, 34008096, 42510120, 45344128, 56680160, 68016192, 85020240, 113360320, 136032384, 170040480, 226720640, 340080960, 680161920]

約数ペア:

[(1, 680161920), (2, 340080960), (3, 226720640), (4, 170040480), (5, 136032384), (6, 113360320), (8, 85020240), (10, 68016192), (12, 56680160), (15, 45344128), (16, 42510120), (20, 34008096), (24, 28340080), (30, 22672064), (32, 21255060), (40, 17004048), (48, 14170040), (60, 11336032), (64, 10627530), (80, 8502024), (96, 7085020), (120, 5668016), (128, 5313765), (160, 4251012), (192, 3542510), (240, 2834008), (320, 2125506), (384, 1771255), (480, 1417004), (640, 1062753), (960, 708502), (1920, 354251)]