66608220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{158591}}^1$

素因数の和:158610

約数の個数: 48

約数和(自身を含む): 213147648

約数和(自身を除く): 146539428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 158591, 317182, 475773, 634364, 792955, 951546, 1110137, 1585910, 1903092, 2220274, 2378865, 3171820, 3330411, 4440548, 4757730, 5550685, 6660822, 9515460, 11101370, 13321644, 16652055, 22202740, 33304110, 66608220]

約数ペア:

[(1, 66608220), (2, 33304110), (3, 22202740), (4, 16652055), (5, 13321644), (6, 11101370), (7, 9515460), (10, 6660822), (12, 5550685), (14, 4757730), (15, 4440548), (20, 3330411), (21, 3171820), (28, 2378865), (30, 2220274), (35, 1903092), (42, 1585910), (60, 1110137), (70, 951546), (84, 792955), (105, 634364), (140, 475773), (210, 317182), (420, 158591)]