194196990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1109}}^1$

素因数の和:1581

約数の個数: 64

約数和(自身を含む): 503496000

約数和(自身を除く): 309299010

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 449, 898, 1109, 1347, 2218, 2245, 2694, 3327, 4490, 5545, 5837, 6654, 6735, 11090, 11674, 13470, 14417, 16635, 17511, 28834, 29185, 33270, 35022, 43251, 58370, 72085, 86502, 87555, 144170, 175110, 216255, 432510, 497941, 995882, 1493823, 2489705, 2987646, 4979410, 6473233, 7469115, 12946466, 14938230, 19419699, 32366165, 38839398, 64732330, 97098495, 194196990]

約数ペア:

[(1, 194196990), (2, 97098495), (3, 64732330), (5, 38839398), (6, 32366165), (10, 19419699), (13, 14938230), (15, 12946466), (26, 7469115), (30, 6473233), (39, 4979410), (65, 2987646), (78, 2489705), (130, 1493823), (195, 995882), (390, 497941), (449, 432510), (898, 216255), (1109, 175110), (1347, 144170), (2218, 87555), (2245, 86502), (2694, 72085), (3327, 58370), (4490, 43251), (5545, 35022), (5837, 33270), (6654, 29185), (6735, 28834), (11090, 17511), (11674, 16635), (13470, 14417)]