688468140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1274941}}^1$

素因数の和:1274959

約数の個数: 48

約数和(自身を含む): 2141902560

約数和(自身を除く): 1453434420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1274941, 2549882, 3824823, 5099764, 6374705, 7649646, 11474469, 12749410, 15299292, 19124115, 22948938, 25498820, 34423407, 38248230, 45897876, 57372345, 68846814, 76496460, 114744690, 137693628, 172117035, 229489380, 344234070, 688468140]

約数ペア:

[(1, 688468140), (2, 344234070), (3, 229489380), (4, 172117035), (5, 137693628), (6, 114744690), (9, 76496460), (10, 68846814), (12, 57372345), (15, 45897876), (18, 38248230), (20, 34423407), (27, 25498820), (30, 22948938), (36, 19124115), (45, 15299292), (54, 12749410), (60, 11474469), (90, 7649646), (108, 6374705), (135, 5099764), (180, 3824823), (270, 2549882), (540, 1274941)]