80108640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{55631}}^1$

素因数の和:55652

約数の個数: 72

約数和(自身を含む): 273375648

約数和(自身を除く): 193267008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 55631, 111262, 166893, 222524, 278155, 333786, 445048, 500679, 556310, 667572, 834465, 890096, 1001358, 1112620, 1335144, 1668930, 1780192, 2002716, 2225240, 2503395, 2670288, 3337860, 4005432, 4450480, 5006790, 5340576, 6675720, 8010864, 8900960, 10013580, 13351440, 16021728, 20027160, 26702880, 40054320, 80108640]

約数ペア:

[(1, 80108640), (2, 40054320), (3, 26702880), (4, 20027160), (5, 16021728), (6, 13351440), (8, 10013580), (9, 8900960), (10, 8010864), (12, 6675720), (15, 5340576), (16, 5006790), (18, 4450480), (20, 4005432), (24, 3337860), (30, 2670288), (32, 2503395), (36, 2225240), (40, 2002716), (45, 1780192), (48, 1668930), (60, 1335144), (72, 1112620), (80, 1001358), (90, 890096), (96, 834465), (120, 667572), (144, 556310), (160, 500679), (180, 445048), (240, 333786), (288, 278155), (360, 222524), (480, 166893), (720, 111262), (1440, 55631)]