81402270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{142811}}^1$

素因数の和:142840

約数の個数: 32

約数和(自身を含む): 205649280

約数和(自身を除く): 124247010

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 142811, 285622, 428433, 714055, 856866, 1428110, 2142165, 2713409, 4284330, 5426818, 8140227, 13567045, 16280454, 27134090, 40701135, 81402270]

約数ペア:

[(1, 81402270), (2, 40701135), (3, 27134090), (5, 16280454), (6, 13567045), (10, 8140227), (15, 5426818), (19, 4284330), (30, 2713409), (38, 2142165), (57, 1428110), (95, 856866), (114, 714055), (190, 428433), (285, 285622), (570, 142811)]