64977180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{29269}}^1$

素因数の和:29318

約数の個数: 48

約数和(自身を含む): 186859680

約数和(自身を除く): 121882500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 29269, 58538, 87807, 117076, 146345, 175614, 292690, 351228, 439035, 585380, 878070, 1082953, 1756140, 2165906, 3248859, 4331812, 5414765, 6497718, 10829530, 12995436, 16244295, 21659060, 32488590, 64977180]

約数ペア:

[(1, 64977180), (2, 32488590), (3, 21659060), (4, 16244295), (5, 12995436), (6, 10829530), (10, 6497718), (12, 5414765), (15, 4331812), (20, 3248859), (30, 2165906), (37, 1756140), (60, 1082953), (74, 878070), (111, 585380), (148, 439035), (185, 351228), (222, 292690), (370, 175614), (444, 146345), (555, 117076), (740, 87807), (1110, 58538), (2220, 29269)]