156917621960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{993401}}^1$

素因数の和:993782

約数の個数: 64

約数和(自身を含む): 386234697600

約数和(自身を除く): 229317075640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 359, 440, 718, 1436, 1795, 2872, 3590, 3949, 7180, 7898, 14360, 15796, 19745, 31592, 39490, 78980, 157960, 993401, 1986802, 3973604, 4967005, 7947208, 9934010, 10927411, 19868020, 21854822, 39736040, 43709644, 54637055, 87419288, 109274110, 218548220, 356630959, 437096440, 713261918, 1426523836, 1783154795, 2853047672, 3566309590, 3922940549, 7132619180, 7845881098, 14265238360, 15691762196, 19614702745, 31383524392, 39229405490, 78458810980, 156917621960]

約数ペア:

[(1, 156917621960), (2, 78458810980), (4, 39229405490), (5, 31383524392), (8, 19614702745), (10, 15691762196), (11, 14265238360), (20, 7845881098), (22, 7132619180), (40, 3922940549), (44, 3566309590), (55, 2853047672), (88, 1783154795), (110, 1426523836), (220, 713261918), (359, 437096440), (440, 356630959), (718, 218548220), (1436, 109274110), (1795, 87419288), (2872, 54637055), (3590, 43709644), (3949, 39736040), (7180, 21854822), (7898, 19868020), (14360, 10927411), (15796, 9934010), (19745, 7947208), (31592, 4967005), (39490, 3973604), (78980, 1986802), (157960, 993401)]