1688016780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{3125957}}^1$

素因数の和:3125975

約数の個数: 48

約数和(自身を含む): 5251609440

約数和(自身を除く): 3563592660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 3125957, 6251914, 9377871, 12503828, 15629785, 18755742, 28133613, 31259570, 37511484, 46889355, 56267226, 62519140, 84400839, 93778710, 112534452, 140668065, 168801678, 187557420, 281336130, 337603356, 422004195, 562672260, 844008390, 1688016780]

約数ペア:

[(1, 1688016780), (2, 844008390), (3, 562672260), (4, 422004195), (5, 337603356), (6, 281336130), (9, 187557420), (10, 168801678), (12, 140668065), (15, 112534452), (18, 93778710), (20, 84400839), (27, 62519140), (30, 56267226), (36, 46889355), (45, 37511484), (54, 31259570), (60, 28133613), (90, 18755742), (108, 15629785), (135, 12503828), (180, 9377871), (270, 6251914), (540, 3125957)]