201873780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5693}}^1$

素因数の和:5905

約数の個数: 72

約数和(自身を含む): 615566952

約数和(自身を除く): 413693172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5693, 5910, 7092, 8865, 11386, 11820, 17079, 17730, 22772, 28465, 34158, 35460, 51237, 56930, 68316, 85395, 102474, 113860, 170790, 204948, 256185, 341580, 512370, 1024740, 1121521, 2243042, 3364563, 4486084, 5607605, 6729126, 10093689, 11215210, 13458252, 16822815, 20187378, 22430420, 33645630, 40374756, 50468445, 67291260, 100936890, 201873780]

約数ペア:

[(1, 201873780), (2, 100936890), (3, 67291260), (4, 50468445), (5, 40374756), (6, 33645630), (9, 22430420), (10, 20187378), (12, 16822815), (15, 13458252), (18, 11215210), (20, 10093689), (30, 6729126), (36, 5607605), (45, 4486084), (60, 3364563), (90, 2243042), (180, 1121521), (197, 1024740), (394, 512370), (591, 341580), (788, 256185), (985, 204948), (1182, 170790), (1773, 113860), (1970, 102474), (2364, 85395), (2955, 68316), (3546, 56930), (3940, 51237), (5693, 35460), (5910, 34158), (7092, 28465), (8865, 22772), (11386, 17730), (11820, 17079)]