228739252

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 494121600

約数和(自身を除く): 265382348

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 239, 257, 266, 478, 514, 532, 931, 956, 1028, 1673, 1799, 1862, 3346, 3598, 3724, 4541, 4883, 6692, 7196, 9082, 9766, 11711, 12593, 18164, 19532, 23422, 25186, 31787, 34181, 46844, 50372, 61423, 63574, 68362, 122846, 127148, 136724, 222509, 239267, 245692, 429961, 445018, 478534, 859922, 890036, 957068, 1167037, 1719844, 2334074, 3009727, 4668148, 6019454, 8169259, 12038908, 16338518, 32677036, 57184813, 114369626, 228739252]

約数ペア:

[(1, 228739252), (2, 114369626), (4, 57184813), (7, 32677036), (14, 16338518), (19, 12038908), (28, 8169259), (38, 6019454), (49, 4668148), (76, 3009727), (98, 2334074), (133, 1719844), (196, 1167037), (239, 957068), (257, 890036), (266, 859922), (478, 478534), (514, 445018), (532, 429961), (931, 245692), (956, 239267), (1028, 222509), (1673, 136724), (1799, 127148), (1862, 122846), (3346, 68362), (3598, 63574), (3724, 61423), (4541, 50372), (4883, 46844), (6692, 34181), (7196, 31787), (9082, 25186), (9766, 23422), (11711, 19532), (12593, 18164)]