2506984380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{52957}}^1$

素因数の和:53235

約数の個数: 72

約数和(自身を含む): 7633577952

約数和(自身を除く): 5126593572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 1052, 1315, 1578, 2367, 2630, 3156, 3945, 4734, 5260, 7890, 9468, 11835, 15780, 23670, 47340, 52957, 105914, 158871, 211828, 264785, 317742, 476613, 529570, 635484, 794355, 953226, 1059140, 1588710, 1906452, 2383065, 3177420, 4766130, 9532260, 13927691, 27855382, 41783073, 55710764, 69638455, 83566146, 125349219, 139276910, 167132292, 208915365, 250698438, 278553820, 417830730, 501396876, 626746095, 835661460, 1253492190, 2506984380]

約数ペア:

[(1, 2506984380), (2, 1253492190), (3, 835661460), (4, 626746095), (5, 501396876), (6, 417830730), (9, 278553820), (10, 250698438), (12, 208915365), (15, 167132292), (18, 139276910), (20, 125349219), (30, 83566146), (36, 69638455), (45, 55710764), (60, 41783073), (90, 27855382), (180, 13927691), (263, 9532260), (526, 4766130), (789, 3177420), (1052, 2383065), (1315, 1906452), (1578, 1588710), (2367, 1059140), (2630, 953226), (3156, 794355), (3945, 635484), (4734, 529570), (5260, 476613), (7890, 317742), (9468, 264785), (11835, 211828), (15780, 158871), (23670, 105914), (47340, 52957)]