208336520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{39161}}^1$

素因数の和:39198

約数の個数: 64

約数和(自身を含む): 563932800

約数和(自身を除く): 355596280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 39161, 78322, 156644, 195805, 274127, 313288, 391610, 548254, 744059, 783220, 1096508, 1370635, 1488118, 1566440, 2193016, 2741270, 2976236, 3720295, 5208413, 5482540, 5952472, 7440590, 10416826, 10965080, 14881180, 20833652, 26042065, 29762360, 41667304, 52084130, 104168260, 208336520]

約数ペア:

[(1, 208336520), (2, 104168260), (4, 52084130), (5, 41667304), (7, 29762360), (8, 26042065), (10, 20833652), (14, 14881180), (19, 10965080), (20, 10416826), (28, 7440590), (35, 5952472), (38, 5482540), (40, 5208413), (56, 3720295), (70, 2976236), (76, 2741270), (95, 2193016), (133, 1566440), (140, 1488118), (152, 1370635), (190, 1096508), (266, 783220), (280, 744059), (380, 548254), (532, 391610), (665, 313288), (760, 274127), (1064, 195805), (1330, 156644), (2660, 78322), (5320, 39161)]