80130720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1201}}^1$

素因数の和:1358

約数の個数: 96

約数和(自身を含む): 254439360

約数和(自身を除く): 174308640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 139, 160, 240, 278, 417, 480, 556, 695, 834, 1112, 1201, 1390, 1668, 2085, 2224, 2402, 2780, 3336, 3603, 4170, 4448, 4804, 5560, 6005, 6672, 7206, 8340, 9608, 11120, 12010, 13344, 14412, 16680, 18015, 19216, 22240, 24020, 28824, 33360, 36030, 38432, 48040, 57648, 66720, 72060, 96080, 115296, 144120, 166939, 192160, 288240, 333878, 500817, 576480, 667756, 834695, 1001634, 1335512, 1669390, 2003268, 2504085, 2671024, 3338780, 4006536, 5008170, 5342048, 6677560, 8013072, 10016340, 13355120, 16026144, 20032680, 26710240, 40065360, 80130720]

約数ペア:

[(1, 80130720), (2, 40065360), (3, 26710240), (4, 20032680), (5, 16026144), (6, 13355120), (8, 10016340), (10, 8013072), (12, 6677560), (15, 5342048), (16, 5008170), (20, 4006536), (24, 3338780), (30, 2671024), (32, 2504085), (40, 2003268), (48, 1669390), (60, 1335512), (80, 1001634), (96, 834695), (120, 667756), (139, 576480), (160, 500817), (240, 333878), (278, 288240), (417, 192160), (480, 166939), (556, 144120), (695, 115296), (834, 96080), (1112, 72060), (1201, 66720), (1390, 57648), (1668, 48040), (2085, 38432), (2224, 36030), (2402, 33360), (2780, 28824), (3336, 24020), (3603, 22240), (4170, 19216), (4448, 18015), (4804, 16680), (5560, 14412), (6005, 13344), (6672, 12010), (7206, 11120), (8340, 9608)]