204550590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 499224384

約数和(自身を除く): 294673794

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 157, 274, 314, 317, 411, 471, 634, 685, 785, 822, 942, 951, 1370, 1570, 1585, 1902, 2055, 2355, 3170, 4110, 4710, 4755, 9510, 21509, 43018, 43429, 49769, 64527, 86858, 99538, 107545, 129054, 130287, 149307, 215090, 217145, 248845, 260574, 298614, 322635, 434290, 497690, 645270, 651435, 746535, 1302870, 1493070, 6818353, 13636706, 20455059, 34091765, 40910118, 68183530, 102275295, 204550590]

約数ペア:

[(1, 204550590), (2, 102275295), (3, 68183530), (5, 40910118), (6, 34091765), (10, 20455059), (15, 13636706), (30, 6818353), (137, 1493070), (157, 1302870), (274, 746535), (314, 651435), (317, 645270), (411, 497690), (471, 434290), (634, 322635), (685, 298614), (785, 260574), (822, 248845), (942, 217145), (951, 215090), (1370, 149307), (1570, 130287), (1585, 129054), (1902, 107545), (2055, 99538), (2355, 86858), (3170, 64527), (4110, 49769), (4710, 43429), (4755, 43018), (9510, 21509)]