197920170

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{314159}}^1$

素因数の和:314179

約数の個数: 48

約数和(自身を含む): 588107520

約数和(自身を除く): 390187350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 314159, 628318, 942477, 1570795, 1884954, 2199113, 2827431, 3141590, 4398226, 4712385, 5654862, 6597339, 9424770, 10995565, 13194678, 14137155, 19792017, 21991130, 28274310, 32986695, 39584034, 65973390, 98960085, 197920170]

約数ペア:

[(1, 197920170), (2, 98960085), (3, 65973390), (5, 39584034), (6, 32986695), (7, 28274310), (9, 21991130), (10, 19792017), (14, 14137155), (15, 13194678), (18, 10995565), (21, 9424770), (30, 6597339), (35, 5654862), (42, 4712385), (45, 4398226), (63, 3141590), (70, 2827431), (90, 2199113), (105, 1884954), (126, 1570795), (210, 942477), (315, 628318), (630, 314159)]