561887340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{6791}}^1$

素因数の和:7007

約数の個数: 96

約数和(自身を含む): 1807432704

約数和(自身を除く): 1245545364

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, 197, 210, 394, 420, 591, 788, 985, 1182, 1379, 1970, 2364, 2758, 2955, 3940, 4137, 5516, 5910, 6791, 6895, 8274, 11820, 13582, 13790, 16548, 20373, 20685, 27164, 27580, 33955, 40746, 41370, 47537, 67910, 81492, 82740, 95074, 101865, 135820, 142611, 190148, 203730, 237685, 285222, 407460, 475370, 570444, 713055, 950740, 1337827, 1426110, 2675654, 2852220, 4013481, 5351308, 6689135, 8026962, 9364789, 13378270, 16053924, 18729578, 20067405, 26756540, 28094367, 37459156, 40134810, 46823945, 56188734, 80269620, 93647890, 112377468, 140471835, 187295780, 280943670, 561887340]

約数ペア:

[(1, 561887340), (2, 280943670), (3, 187295780), (4, 140471835), (5, 112377468), (6, 93647890), (7, 80269620), (10, 56188734), (12, 46823945), (14, 40134810), (15, 37459156), (20, 28094367), (21, 26756540), (28, 20067405), (30, 18729578), (35, 16053924), (42, 13378270), (60, 9364789), (70, 8026962), (84, 6689135), (105, 5351308), (140, 4013481), (197, 2852220), (210, 2675654), (394, 1426110), (420, 1337827), (591, 950740), (788, 713055), (985, 570444), (1182, 475370), (1379, 407460), (1970, 285222), (2364, 237685), (2758, 203730), (2955, 190148), (3940, 142611), (4137, 135820), (5516, 101865), (5910, 95074), (6791, 82740), (6895, 81492), (8274, 67910), (11820, 47537), (13582, 41370), (13790, 40746), (16548, 33955), (20373, 27580), (20685, 27164)]