209623440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67187}}^1$

素因数の和:67216

約数の個数: 80

約数和(自身を含む): 699830208

約数和(自身を除く): 490206768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 67187, 134374, 201561, 268748, 335935, 403122, 537496, 671870, 806244, 873431, 1007805, 1074992, 1343740, 1612488, 1746862, 2015610, 2620293, 2687480, 3224976, 3493724, 4031220, 4367155, 5240586, 5374960, 6987448, 8062440, 8734310, 10481172, 13101465, 13974896, 16124880, 17468620, 20962344, 26202930, 34937240, 41924688, 52405860, 69874480, 104811720, 209623440]

約数ペア:

[(1, 209623440), (2, 104811720), (3, 69874480), (4, 52405860), (5, 41924688), (6, 34937240), (8, 26202930), (10, 20962344), (12, 17468620), (13, 16124880), (15, 13974896), (16, 13101465), (20, 10481172), (24, 8734310), (26, 8062440), (30, 6987448), (39, 5374960), (40, 5240586), (48, 4367155), (52, 4031220), (60, 3493724), (65, 3224976), (78, 2687480), (80, 2620293), (104, 2015610), (120, 1746862), (130, 1612488), (156, 1343740), (195, 1074992), (208, 1007805), (240, 873431), (260, 806244), (312, 671870), (390, 537496), (520, 403122), (624, 335935), (780, 268748), (1040, 201561), (1560, 134374), (3120, 67187)]