1200865920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{625451}}^1$

素因数の和:625473

約数の個数: 64

約数和(自身を含む): 3827766240

約数和(自身を除く): 2626900320

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, 625451, 1250902, 1876353, 2501804, 3127255, 3752706, 5003608, 6254510, 7505412, 9381765, 10007216, 12509020, 15010824, 18763530, 20014432, 25018040, 30021648, 37527060, 40028864, 50036080, 60043296, 75054120, 80057728, 100072160, 120086592, 150108240, 200144320, 240173184, 300216480, 400288640, 600432960, 1200865920]

約数ペア:

[(1, 1200865920), (2, 600432960), (3, 400288640), (4, 300216480), (5, 240173184), (6, 200144320), (8, 150108240), (10, 120086592), (12, 100072160), (15, 80057728), (16, 75054120), (20, 60043296), (24, 50036080), (30, 40028864), (32, 37527060), (40, 30021648), (48, 25018040), (60, 20014432), (64, 18763530), (80, 15010824), (96, 12509020), (120, 10007216), (128, 9381765), (160, 7505412), (192, 6254510), (240, 5003608), (320, 3752706), (384, 3127255), (480, 2501804), (640, 1876353), (960, 1250902), (1920, 625451)]