72685908

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 190342152

約数和(自身を除く): 117656244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 197, 222, 277, 333, 394, 444, 554, 591, 666, 788, 831, 1108, 1182, 1332, 1662, 1773, 2364, 2493, 3324, 3546, 4986, 7092, 7289, 9972, 10249, 14578, 20498, 21867, 29156, 30747, 40996, 43734, 54569, 61494, 65601, 87468, 92241, 109138, 122988, 131202, 163707, 184482, 218276, 262404, 327414, 368964, 491121, 654828, 982242, 1964484, 2019053, 4038106, 6057159, 8076212, 12114318, 18171477, 24228636, 36342954, 72685908]

約数ペア:

[(1, 72685908), (2, 36342954), (3, 24228636), (4, 18171477), (6, 12114318), (9, 8076212), (12, 6057159), (18, 4038106), (36, 2019053), (37, 1964484), (74, 982242), (111, 654828), (148, 491121), (197, 368964), (222, 327414), (277, 262404), (333, 218276), (394, 184482), (444, 163707), (554, 131202), (591, 122988), (666, 109138), (788, 92241), (831, 87468), (1108, 65601), (1182, 61494), (1332, 54569), (1662, 43734), (1773, 40996), (2364, 30747), (2493, 29156), (3324, 21867), (3546, 20498), (4986, 14578), (7092, 10249), (7289, 9972)]