298440520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{28807}}^1$

素因数の和:28862

約数の個数: 64

約数和(自身を含む): 788186880

約数和(自身を除く): 489746360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 28807, 57614, 115228, 144035, 201649, 230456, 288070, 403298, 576140, 806596, 1008245, 1065859, 1152280, 1613192, 2016490, 2131718, 4032980, 4263436, 5329295, 7461013, 8065960, 8526872, 10658590, 14922026, 21317180, 29844052, 37305065, 42634360, 59688104, 74610130, 149220260, 298440520]

約数ペア:

[(1, 298440520), (2, 149220260), (4, 74610130), (5, 59688104), (7, 42634360), (8, 37305065), (10, 29844052), (14, 21317180), (20, 14922026), (28, 10658590), (35, 8526872), (37, 8065960), (40, 7461013), (56, 5329295), (70, 4263436), (74, 4032980), (140, 2131718), (148, 2016490), (185, 1613192), (259, 1152280), (280, 1065859), (296, 1008245), (370, 806596), (518, 576140), (740, 403298), (1036, 288070), (1295, 230456), (1480, 201649), (2072, 144035), (2590, 115228), (5180, 57614), (10360, 28807)]