68893980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1459}}^1$

素因数の和:2258

約数の個数: 48

約数和(自身を含む): 193280640

約数和(自身を除く): 124386660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 787, 1459, 1574, 2361, 2918, 3148, 3935, 4377, 4722, 5836, 7295, 7870, 8754, 9444, 11805, 14590, 15740, 17508, 21885, 23610, 29180, 43770, 47220, 87540, 1148233, 2296466, 3444699, 4592932, 5741165, 6889398, 11482330, 13778796, 17223495, 22964660, 34446990, 68893980]

約数ペア:

[(1, 68893980), (2, 34446990), (3, 22964660), (4, 17223495), (5, 13778796), (6, 11482330), (10, 6889398), (12, 5741165), (15, 4592932), (20, 3444699), (30, 2296466), (60, 1148233), (787, 87540), (1459, 47220), (1574, 43770), (2361, 29180), (2918, 23610), (3148, 21885), (3935, 17508), (4377, 15740), (4722, 14590), (5836, 11805), (7295, 9444), (7870, 8754)]