245764995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1877}}^1$

素因数の和:1964

約数の個数: 64

約数和(自身を含む): 475960320

約数和(自身を除く): 230195325

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 43, 87, 105, 129, 145, 203, 215, 301, 435, 609, 645, 903, 1015, 1247, 1505, 1877, 3045, 3741, 4515, 5631, 6235, 8729, 9385, 13139, 18705, 26187, 28155, 39417, 43645, 54433, 65695, 80711, 130935, 163299, 197085, 242133, 272165, 381031, 403555, 564977, 816495, 1143093, 1210665, 1694931, 1905155, 2340619, 2824885, 5715465, 7021857, 8474655, 11703095, 16384333, 35109285, 49152999, 81921665, 245764995]

約数ペア:

[(1, 245764995), (3, 81921665), (5, 49152999), (7, 35109285), (15, 16384333), (21, 11703095), (29, 8474655), (35, 7021857), (43, 5715465), (87, 2824885), (105, 2340619), (129, 1905155), (145, 1694931), (203, 1210665), (215, 1143093), (301, 816495), (435, 564977), (609, 403555), (645, 381031), (903, 272165), (1015, 242133), (1247, 197085), (1505, 163299), (1877, 130935), (3045, 80711), (3741, 65695), (4515, 54433), (5631, 43645), (6235, 39417), (8729, 28155), (9385, 26187), (13139, 18705)]