2162984220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{7649}}^1$

素因数の和:9235

約数の個数: 72

約数和(自身を含む): 6566086800

約数和(自身を除く): 4403102580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1571, 3142, 4713, 6284, 7649, 7855, 9426, 14139, 15298, 15710, 18852, 22947, 23565, 28278, 30596, 31420, 38245, 45894, 47130, 56556, 68841, 70695, 76490, 91788, 94260, 114735, 137682, 141390, 152980, 229470, 275364, 282780, 344205, 458940, 688410, 1376820, 12016579, 24033158, 36049737, 48066316, 60082895, 72099474, 108149211, 120165790, 144198948, 180248685, 216298422, 240331580, 360497370, 432596844, 540746055, 720994740, 1081492110, 2162984220]

約数ペア:

[(1, 2162984220), (2, 1081492110), (3, 720994740), (4, 540746055), (5, 432596844), (6, 360497370), (9, 240331580), (10, 216298422), (12, 180248685), (15, 144198948), (18, 120165790), (20, 108149211), (30, 72099474), (36, 60082895), (45, 48066316), (60, 36049737), (90, 24033158), (180, 12016579), (1571, 1376820), (3142, 688410), (4713, 458940), (6284, 344205), (7649, 282780), (7855, 275364), (9426, 229470), (14139, 152980), (15298, 141390), (15710, 137682), (18852, 114735), (22947, 94260), (23565, 91788), (28278, 76490), (30596, 70695), (31420, 68841), (38245, 56556), (45894, 47130)]