64821480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{540179}}^1$

素因数の和:540193

約数の個数: 32

約数和(自身を含む): 194464800

約数和(自身を除く): 129643320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 540179, 1080358, 1620537, 2160716, 2700895, 3241074, 4321432, 5401790, 6482148, 8102685, 10803580, 12964296, 16205370, 21607160, 32410740, 64821480]

約数ペア:

[(1, 64821480), (2, 32410740), (3, 21607160), (4, 16205370), (5, 12964296), (6, 10803580), (8, 8102685), (10, 6482148), (12, 5401790), (15, 4321432), (20, 3241074), (24, 2700895), (30, 2160716), (40, 1620537), (60, 1080358), (120, 540179)]