161661690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31513}}^1$

素因数の和:31548

約数の個数: 64

約数和(自身を含む): 453801600

約数和(自身を除く): 292139910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 5130, 31513, 63026, 94539, 157565, 189078, 283617, 315130, 472695, 567234, 598747, 850851, 945390, 1197494, 1418085, 1701702, 1796241, 2836170, 2993735, 3592482, 4254255, 5388723, 5987470, 8508510, 8981205, 10777446, 16166169, 17962410, 26943615, 32332338, 53887230, 80830845, 161661690]

約数ペア:

[(1, 161661690), (2, 80830845), (3, 53887230), (5, 32332338), (6, 26943615), (9, 17962410), (10, 16166169), (15, 10777446), (18, 8981205), (19, 8508510), (27, 5987470), (30, 5388723), (38, 4254255), (45, 3592482), (54, 2993735), (57, 2836170), (90, 1796241), (95, 1701702), (114, 1418085), (135, 1197494), (171, 945390), (190, 850851), (270, 598747), (285, 567234), (342, 472695), (513, 315130), (570, 283617), (855, 189078), (1026, 157565), (1710, 94539), (2565, 63026), (5130, 31513)]