177117164

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 383040000

約数和(自身を除く): 205922836

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 199, 239, 266, 398, 478, 532, 796, 931, 956, 1393, 1673, 1862, 2786, 3346, 3724, 3781, 4541, 5572, 6692, 7562, 9082, 9751, 11711, 15124, 18164, 19502, 23422, 26467, 31787, 39004, 46844, 47561, 52934, 63574, 95122, 105868, 127148, 185269, 190244, 222509, 332927, 370538, 445018, 665854, 741076, 890036, 903659, 1331708, 1807318, 2330489, 3614636, 4660978, 6325613, 9321956, 12651226, 25302452, 44279291, 88558582, 177117164]

約数ペア:

[(1, 177117164), (2, 88558582), (4, 44279291), (7, 25302452), (14, 12651226), (19, 9321956), (28, 6325613), (38, 4660978), (49, 3614636), (76, 2330489), (98, 1807318), (133, 1331708), (196, 903659), (199, 890036), (239, 741076), (266, 665854), (398, 445018), (478, 370538), (532, 332927), (796, 222509), (931, 190244), (956, 185269), (1393, 127148), (1673, 105868), (1862, 95122), (2786, 63574), (3346, 52934), (3724, 47561), (3781, 46844), (4541, 39004), (5572, 31787), (6692, 26467), (7562, 23422), (9082, 19502), (9751, 18164), (11711, 15124)]