66771180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 233513280

約数和(自身を除く): 166742100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 197, 210, 252, 269, 315, 394, 420, 538, 591, 630, 788, 807, 985, 1076, 1182, 1260, 1345, 1379, 1614, 1773, 1883, 1970, 2364, 2421, 2690, 2758, 2955, 3228, 3546, 3766, 3940, 4035, 4137, 4842, 5380, 5516, 5649, 5910, 6895, 7092, 7532, 8070, 8274, 8865, 9415, 9684, 11298, 11820, 12105, 12411, 13790, 16140, 16548, 16947, 17730, 18830, 20685, 22596, 24210, 24822, 27580, 28245, 33894, 35460, 37660, 41370, 48420, 49644, 52993, 56490, 62055, 67788, 82740, 84735, 105986, 112980, 124110, 158979, 169470, 211972, 248220, 264965, 317958, 338940, 370951, 476937, 529930, 635916, 741902, 794895, 953874, 1059860, 1112853, 1483804, 1589790, 1854755, 1907748, 2225706, 2384685, 3179580, 3338559, 3709510, 4451412, 4769370, 5564265, 6677118, 7419020, 9538740, 11128530, 13354236, 16692795, 22257060, 33385590, 66771180]

約数ペア:

[(1, 66771180), (2, 33385590), (3, 22257060), (4, 16692795), (5, 13354236), (6, 11128530), (7, 9538740), (9, 7419020), (10, 6677118), (12, 5564265), (14, 4769370), (15, 4451412), (18, 3709510), (20, 3338559), (21, 3179580), (28, 2384685), (30, 2225706), (35, 1907748), (36, 1854755), (42, 1589790), (45, 1483804), (60, 1112853), (63, 1059860), (70, 953874), (84, 794895), (90, 741902), (105, 635916), (126, 529930), (140, 476937), (180, 370951), (197, 338940), (210, 317958), (252, 264965), (269, 248220), (315, 211972), (394, 169470), (420, 158979), (538, 124110), (591, 112980), (630, 105986), (788, 84735), (807, 82740), (985, 67788), (1076, 62055), (1182, 56490), (1260, 52993), (1345, 49644), (1379, 48420), (1614, 41370), (1773, 37660), (1883, 35460), (1970, 33894), (2364, 28245), (2421, 27580), (2690, 24822), (2758, 24210), (2955, 22596), (3228, 20685), (3546, 18830), (3766, 17730), (3940, 16947), (4035, 16548), (4137, 16140), (4842, 13790), (5380, 12411), (5516, 12105), (5649, 11820), (5910, 11298), (6895, 9684), (7092, 9415), (7532, 8865), (8070, 8274)]