207982920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:527

約数の個数: 128

約数和(自身を含む): 647337600

約数和(自身を除く): 439354680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 139, 148, 185, 222, 278, 296, 337, 370, 417, 444, 555, 556, 674, 695, 740, 834, 888, 1011, 1110, 1112, 1348, 1390, 1480, 1668, 1685, 2022, 2085, 2220, 2696, 2780, 3336, 3370, 4044, 4170, 4440, 5055, 5143, 5560, 6740, 8088, 8340, 10110, 10286, 12469, 13480, 15429, 16680, 20220, 20572, 24938, 25715, 30858, 37407, 40440, 41144, 46843, 49876, 51430, 61716, 62345, 74814, 77145, 93686, 99752, 102860, 123432, 124690, 140529, 149628, 154290, 187035, 187372, 205720, 234215, 249380, 281058, 299256, 308580, 374070, 374744, 468430, 498760, 562116, 617160, 702645, 748140, 936860, 1124232, 1405290, 1496280, 1733191, 1873720, 2810580, 3466382, 5199573, 5621160, 6932764, 8665955, 10399146, 13865528, 17331910, 20798292, 25997865, 34663820, 41596584, 51995730, 69327640, 103991460, 207982920]

約数ペア:

[(1, 207982920), (2, 103991460), (3, 69327640), (4, 51995730), (5, 41596584), (6, 34663820), (8, 25997865), (10, 20798292), (12, 17331910), (15, 13865528), (20, 10399146), (24, 8665955), (30, 6932764), (37, 5621160), (40, 5199573), (60, 3466382), (74, 2810580), (111, 1873720), (120, 1733191), (139, 1496280), (148, 1405290), (185, 1124232), (222, 936860), (278, 748140), (296, 702645), (337, 617160), (370, 562116), (417, 498760), (444, 468430), (555, 374744), (556, 374070), (674, 308580), (695, 299256), (740, 281058), (834, 249380), (888, 234215), (1011, 205720), (1110, 187372), (1112, 187035), (1348, 154290), (1390, 149628), (1480, 140529), (1668, 124690), (1685, 123432), (2022, 102860), (2085, 99752), (2220, 93686), (2696, 77145), (2780, 74814), (3336, 62345), (3370, 61716), (4044, 51430), (4170, 49876), (4440, 46843), (5055, 41144), (5143, 40440), (5560, 37407), (6740, 30858), (8088, 25715), (8340, 24938), (10110, 20572), (10286, 20220), (12469, 16680), (13480, 15429)]