211231380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{7229}}^1$

素因数の和:7728

約数の個数: 48

約数和(自身を含む): 592744320

約数和(自身を除く): 381512940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 487, 974, 1461, 1948, 2435, 2922, 4870, 5844, 7229, 7305, 9740, 14458, 14610, 21687, 28916, 29220, 36145, 43374, 72290, 86748, 108435, 144580, 216870, 433740, 3520523, 7041046, 10561569, 14082092, 17602615, 21123138, 35205230, 42246276, 52807845, 70410460, 105615690, 211231380]

約数ペア:

[(1, 211231380), (2, 105615690), (3, 70410460), (4, 52807845), (5, 42246276), (6, 35205230), (10, 21123138), (12, 17602615), (15, 14082092), (20, 10561569), (30, 7041046), (60, 3520523), (487, 433740), (974, 216870), (1461, 144580), (1948, 108435), (2435, 86748), (2922, 72290), (4870, 43374), (5844, 36145), (7229, 29220), (7305, 28916), (9740, 21687), (14458, 14610)]